fix: update picture with new functions displayed

README.md

@@ -52,7 +52,7 @@ Clone this repository by running:
 git clone --branch v0.1 --single-branch https://github.com/theis-js/stockhome.git
 ```
 
-You can replace `v0.1` with the latest release tag to get the latest version of the stack. You can also use `dev` to get
+You can replace `v0.1` with any other release tag to get your desired version of the repo. You can also use `dev` to get
 the latest development version, but keep in mind that it may contain bugs and errors.
 
 View the available version tags here: [Releases](https://github.com/theis-js/stockhome/tags)
@@ -69,7 +69,7 @@ AUTH_SIGNATURE=
 BACKEND_HOST=stockhome-backend
 ```
 
-Make sure that you have set an secure root password and a secure signature.
+Make sure that you have set a secure root password and a secure signature.
 
 > **Note** These three values cannot contain special characters.
 
@@ -87,7 +87,7 @@ First, navigate into the root directory of this repository and run:
 docker compose up -d --build
 ```
 
-The database and all necessary services are started and initialised automatically.
+The database and all necessary services are started and initialized automatically.
 
 ### 5. First login
 
@@ -98,6 +98,12 @@ Username: admin
 Password: admin
 ```
 
+The docker config exposes the frontend on port `80`. Therefore, you can access the web page either on
+`http://localhost`, if you hosted it on your local machine, or under the IP-Adress or hostname of your server.
+
+If port `80` is occupied, you can change the docker-compose. Therefore, take a look
+at [Change Port Config](.github/docs/docker/README.md#ports).
+
 _Keep in mind that you should change the password later in the settings page._
 
 > **Note** If errors occur get yourself some help in the [error code page](./.github/docs/error/README.md).
@@ -109,22 +115,25 @@ repository! [Report a bug](https://github.com/theis-js/stockhome/issues/new/choo
 
 ## Update
 
-To update stockhome to the latest version, navigate into the root directory of this repository and run:
+To update Stockhome to the latest version, navigate into the root directory of this repository and run:
+
+```shell
+git fetch --all --tags && git checkout "$(git describe --tags "$(git rev-list --tags --max-count=1)")"
+```
+
+To rebuild the containers run:
 
 ```shell
-git pull
-latesttag=$(git describe --tags)
-git checkout ${latesttag}
 docker compose up -d --build
 ```
 
-To update to a specific version, replace `latesttag` with the version tag you want to update to. You can view the
-available version tags here: [Releases](https://github.com/theis-js/stockhome/tags)
+To update/downgrade to a specific version, run the command below. You can replace `v0.1` with the tag/version you want.
+You can find all Releases her: [Releases](https://github.com/theis-js/stockhome/tags).
 
 **Example to downgrade/update to version `v0.1`:**
 
 ```shell
-git pull
+git fetch --all
 git checkout v0.1
 docker compose up -d --build
 ```
@@ -137,20 +146,20 @@ docker compose up -d --build
 - Visual Studio Code (or any other IDE)
 - Cloned the repository
 
-### Start backend and database
+### Initialize repository dependencies
 
 First, navigate into the root directory of this repository and run:
 
 ```shell
-docker compose -f docker-compose.dev.yml up -d --build
+npm install
 ```
 
-### Start frontend
+### Start development environment
 
-Navigate into the `frontend` directory and run:
+Stay in the root directory and run:
 
 ```shell
-npm install
+npm run build:shared
 npm run dev
 ```
 

backend/database.mockEN.sql

@@ -1,133 +1,169 @@
 -- =============================================================
---  STOCKHOME – MOCK DATA
---  Generates: 5 Storage Locations, ~100 Products
+--  STOCKHOME – MOCK DATA (EN)
+--  Generates: 5 Storage Locations, 94 Products
+--
+--  Safe to re-run: storage locations are upserted by name, and
+--  products reference the locations by looked-up UUID rather
+--  than a hardcoded literal. This avoids the FK error 1452 that
+--  occurs when a location with the same name already exists
+--  (storage_locations.name is UNIQUE) with a different UUID.
+--
+--  Uncomment the DELETE below if you want a clean product table.
 -- =============================================================
 
 USE stockhome;
 
+-- Optional clean slate for products only (keeps user/app settings):
+-- DELETE FROM products;
+
 -- =============================================
 -- Storage Locations (5)
 -- =============================================
-INSERT INTO storage_locations (uuid, name, description) VALUES
-(UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), 'Main Freezer',        'Large chest freezer in the basement'),
-(UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), 'Kitchen Freezer',     'Freezer compartment of the kitchen fridge'),
+INSERT INTO storage_locations (uuid, name, description)
+VALUES (UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), 'Main Freezer', 'Large chest freezer in the basement'),
+       (UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), 'Kitchen Freezer',
+        'Freezer compartment of the kitchen fridge'),
        (UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), 'Pantry', 'Dry goods storage in the hallway'),
        (UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), 'Kitchen Fridge', 'Main refrigerator in the kitchen'),
-(UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), 'Cellar Shelf',        'Cool storage shelves in the cellar');
+       (UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), 'Cellar Shelf', 'Cool storage shelves in the cellar')
+ON DUPLICATE KEY UPDATE description = VALUES(description);
 
 -- =============================================
--- Products (~100)
+-- Resolve the actual UUIDs (works whether the rows were just
+-- inserted or already existed with different UUIDs)
+-- =============================================
+SET @loc_main_freezer = (SELECT uuid
+                         FROM storage_locations
+                         WHERE name = 'Main Freezer');
+SET @loc_kitchen_freezer = (SELECT uuid
+                            FROM storage_locations
+                            WHERE name = 'Kitchen Freezer');
+SET @loc_pantry = (SELECT uuid
+                   FROM storage_locations
+                   WHERE name = 'Pantry');
+SET @loc_kitchen_fridge = (SELECT uuid
+                           FROM storage_locations
+                           WHERE name = 'Kitchen Fridge');
+SET @loc_cellar_shelf = (SELECT uuid
+                         FROM storage_locations
+                         WHERE name = 'Cellar Shelf');
+
+-- =============================================
+-- Products (94)
+-- uuid, picture, created_at, updated_at and deleted rely on
+-- their column defaults.
 -- Self-frozen items have a bottling_date.
 -- Store-bought items have bottling_date = NULL.
 -- =============================================
-INSERT INTO products (uuid, name, description, price, amount, storage_location, expiry_date, bottling_date, picture, deleted) VALUES
+INSERT INTO products (name, description, price, amount, storage_location, expiry_date, bottling_date)
+VALUES
 
 -- ── Self-frozen items (Main Freezer) ──
-(UUID_TO_BIN(UUID()), 'Strawberry Puree',          'Blended fresh strawberries',           NULL, 4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-12-15', '2026-06-01', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Tomato Sauce',              'Homemade marinara sauce',              NULL, 6,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2027-01-10', '2026-05-20', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Chicken Broth',             'Slow-cooked bone broth',               NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-11-30', '2026-04-15', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Blanched Green Beans',      'Garden green beans, blanched',         NULL, 5,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2027-02-01', '2026-05-28', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Pesto Cubes',               'Basil pesto in ice cube trays',        NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-12-01', '2026-05-10', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Raspberry Jam',             'Homemade seedless raspberry jam',      NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2027-03-01', '2026-06-02', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Beef Stew',                 'Leftover beef stew, portioned',        NULL, 4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-10-15', '2026-04-20', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Blanched Spinach',          'Fresh spinach, blanched and pressed',  NULL, 6,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2027-01-20', '2026-05-15', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Mango Chunks',              'Diced ripe mangoes',                   NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-12-20', '2026-05-25', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Carrot Soup',               'Pureed carrot ginger soup',            NULL, 4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-11-01', '2026-04-10', NULL, FALSE),
+('Strawberry Puree', 'Blended fresh strawberries', NULL, 4, @loc_main_freezer, '2026-12-15', '2026-06-01'),
+('Tomato Sauce', 'Homemade marinara sauce', NULL, 6, @loc_main_freezer, '2027-01-10', '2026-05-20'),
+('Chicken Broth', 'Slow-cooked bone broth', NULL, 3, @loc_main_freezer, '2026-11-30', '2026-04-15'),
+('Blanched Green Beans', 'Garden green beans, blanched', NULL, 5, @loc_main_freezer, '2027-02-01', '2026-05-28'),
+('Pesto Cubes', 'Basil pesto in ice cube trays', NULL, 2, @loc_main_freezer, '2026-12-01', '2026-05-10'),
+('Raspberry Jam', 'Homemade seedless raspberry jam', NULL, 3, @loc_main_freezer, '2027-03-01', '2026-06-02'),
+('Beef Stew', 'Leftover beef stew, portioned', NULL, 4, @loc_main_freezer, '2026-10-15', '2026-04-20'),
+('Blanched Spinach', 'Fresh spinach, blanched and pressed', NULL, 6, @loc_main_freezer, '2027-01-20', '2026-05-15'),
+('Mango Chunks', 'Diced ripe mangoes', NULL, 3, @loc_main_freezer, '2026-12-20', '2026-05-25'),
+('Carrot Soup', 'Pureed carrot ginger soup', NULL, 4, @loc_main_freezer, '2026-11-01', '2026-04-10'),
 
 -- ── Self-frozen items (Kitchen Freezer) ──
-(UUID_TO_BIN(UUID()), 'Blueberry Mix',             'Mixed blueberries from the garden',    NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2026-12-10', '2026-06-03', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Zucchini Slices',           'Sliced and blanched zucchini',         NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-01-15', '2026-05-18', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Apple Sauce',               'Homemade cinnamon apple sauce',        NULL, 5,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-02-10', '2026-05-22', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Bolognese Sauce',           'Classic meat sauce, portioned',        NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2026-11-20', '2026-04-25', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Herb Butter',               'Parsley and garlic butter logs',       NULL, 4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2026-12-30', '2026-05-30', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Peach Slices',              'Frozen ripe peach slices',             NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-01-05', '2026-06-01', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Corn Kernels',              'Fresh sweet corn, cut off the cob',    NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-02-20', '2026-05-12', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Pumpkin Puree',             'Roasted and pureed butternut squash',  NULL, 4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-03-10', '2026-05-08', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Lemon Juice Cubes',         'Fresh lemon juice frozen in cubes',    NULL, 6,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-04-01', '2026-06-02', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Minced Garlic',             'Peeled and minced garlic cloves',      NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-01-25', '2026-05-14', NULL, FALSE),
+('Blueberry Mix', 'Mixed blueberries from the garden', NULL, 2, @loc_kitchen_freezer, '2026-12-10', '2026-06-03'),
+('Zucchini Slices', 'Sliced and blanched zucchini', NULL, 3, @loc_kitchen_freezer, '2027-01-15', '2026-05-18'),
+('Apple Sauce', 'Homemade cinnamon apple sauce', NULL, 5, @loc_kitchen_freezer, '2027-02-10', '2026-05-22'),
+('Bolognese Sauce', 'Classic meat sauce, portioned', NULL, 3, @loc_kitchen_freezer, '2026-11-20', '2026-04-25'),
+('Herb Butter', 'Parsley and garlic butter logs', NULL, 4, @loc_kitchen_freezer, '2026-12-30', '2026-05-30'),
+('Peach Slices', 'Frozen ripe peach slices', NULL, 2, @loc_kitchen_freezer, '2027-01-05', '2026-06-01'),
+('Corn Kernels', 'Fresh sweet corn, cut off the cob', NULL, 3, @loc_kitchen_freezer, '2027-02-20', '2026-05-12'),
+('Pumpkin Puree', 'Roasted and pureed butternut squash', NULL, 4, @loc_kitchen_freezer, '2027-03-10', '2026-05-08'),
+('Lemon Juice Cubes', 'Fresh lemon juice frozen in cubes', NULL, 6, @loc_kitchen_freezer, '2027-04-01', '2026-06-02'),
+('Minced Garlic', 'Peeled and minced garlic cloves', NULL, 2, @loc_kitchen_freezer, '2027-01-25', '2026-05-14'),
 
 -- ── Self-frozen items (split across storages) ──
-(UUID_TO_BIN(UUID()), 'Vegetable Stock',           'Homemade veggie stock',                NULL, 5,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-12-05', '2026-04-30', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Rhubarb Compote',           'Stewed rhubarb with sugar',            NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2027-01-30', '2026-05-05', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Cherry Halves',             'Pitted sour cherries',                 NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-12-25', '2026-06-01', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Cauliflower Florets',       'Blanched cauliflower pieces',          NULL, 4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-02-15', '2026-05-19', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Plum Jam',                  'Homemade plum jam',                    NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2027-03-20', '2026-05-27', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Mushroom Duxelles',         'Finely chopped sauteed mushrooms',     NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2026-11-10', '2026-04-18', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Chili Con Carne',           'Portioned homemade chili',             NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-10-30', '2026-04-12', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Banana Slices',             'Ripe banana slices for smoothies',     NULL, 5,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2026-12-08', '2026-06-03', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Parsley Cubes',             'Chopped parsley in olive oil cubes',   NULL, 4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-04-15', '2026-05-31', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Lentil Soup',               'Thick homemade lentil soup',           NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-11-25', '2026-04-22', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Blackberry Puree',          'Strained wild blackberries',           NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2027-01-12', '2026-06-02', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Roasted Bell Peppers',      'Peeled roasted red peppers',           NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-02-28', '2026-05-16', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Goulash',                   'Hungarian-style beef goulash',         NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-10-20', '2026-04-08', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Mixed Berry Smoothie Pack', 'Pre-portioned smoothie mix',           NULL, 6,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2026-12-18', '2026-06-04', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Leek Cream Soup',           'Pureed leek and potato soup',          NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-11-15', '2026-04-28', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Diced Onions',              'Pre-diced yellow onions',              NULL, 4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-03-05', '2026-05-24', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Grape Juice Concentrate',   'Reduced grape juice for desserts',     NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2027-02-05', '2026-05-11', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Currant Jelly',             'Red currant jelly',                    NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2027-04-10', '2026-06-01', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Broccoli Florets',          'Blanched broccoli pieces',             NULL, 4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-01-08', '2026-05-20', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Sweet Potato Mash',         'Roasted and mashed sweet potatoes',    NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-12-28', '2026-05-17', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Apricot Halves',            'Frozen ripe apricot halves',           NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-02-12', '2026-06-03', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Minestrone',                'Chunky Italian vegetable soup',        NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-11-08', '2026-04-14', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Pea Puree',                 'Fresh garden peas, pureed',            NULL, 4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-03-15', '2026-05-26', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Cranberry Sauce',           'Homemade whole berry cranberry sauce', NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2027-01-18', '2026-05-09', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Egg Noodles',               'Homemade egg noodles, pre-cooked',     NULL, 5,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2026-12-12', '2026-05-29', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Gooseberry Compote',        'Stewed gooseberries',                  NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2027-02-22', '2026-06-02', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Creamed Corn',              'Homemade creamed corn',                NULL, 3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-01-28', '2026-05-21', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Chicken Curry',             'Portioned Thai green curry',           NULL, 2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000001'), '2026-10-25', '2026-04-16', NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Dill Cubes',                'Chopped dill frozen in water cubes',   NULL, 4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000002'), '2027-04-20', '2026-06-01', NULL, FALSE),
+('Vegetable Stock', 'Homemade veggie stock', NULL, 5, @loc_main_freezer, '2026-12-05', '2026-04-30'),
+('Rhubarb Compote', 'Stewed rhubarb with sugar', NULL, 3, @loc_main_freezer, '2027-01-30', '2026-05-05'),
+('Cherry Halves', 'Pitted sour cherries', NULL, 2, @loc_main_freezer, '2026-12-25', '2026-06-01'),
+('Cauliflower Florets', 'Blanched cauliflower pieces', NULL, 4, @loc_kitchen_freezer, '2027-02-15', '2026-05-19'),
+('Plum Jam', 'Homemade plum jam', NULL, 3, @loc_main_freezer, '2027-03-20', '2026-05-27'),
+('Mushroom Duxelles', 'Finely chopped sauteed mushrooms', NULL, 2, @loc_kitchen_freezer, '2026-11-10', '2026-04-18'),
+('Chili Con Carne', 'Portioned homemade chili', NULL, 3, @loc_main_freezer, '2026-10-30', '2026-04-12'),
+('Banana Slices', 'Ripe banana slices for smoothies', NULL, 5, @loc_kitchen_freezer, '2026-12-08', '2026-06-03'),
+('Parsley Cubes', 'Chopped parsley in olive oil cubes', NULL, 4, @loc_kitchen_freezer, '2027-04-15', '2026-05-31'),
+('Lentil Soup', 'Thick homemade lentil soup', NULL, 3, @loc_main_freezer, '2026-11-25', '2026-04-22'),
+('Blackberry Puree', 'Strained wild blackberries', NULL, 2, @loc_main_freezer, '2027-01-12', '2026-06-02'),
+('Roasted Bell Peppers', 'Peeled roasted red peppers', NULL, 3, @loc_kitchen_freezer, '2027-02-28', '2026-05-16'),
+('Goulash', 'Hungarian-style beef goulash', NULL, 2, @loc_main_freezer, '2026-10-20', '2026-04-08'),
+('Mixed Berry Smoothie Pack', 'Pre-portioned smoothie mix', NULL, 6, @loc_kitchen_freezer, '2026-12-18', '2026-06-04'),
+('Leek Cream Soup', 'Pureed leek and potato soup', NULL, 3, @loc_main_freezer, '2026-11-15', '2026-04-28'),
+('Diced Onions', 'Pre-diced yellow onions', NULL, 4, @loc_kitchen_freezer, '2027-03-05', '2026-05-24'),
+('Grape Juice Concentrate', 'Reduced grape juice for desserts', NULL, 2, @loc_main_freezer, '2027-02-05', '2026-05-11'),
+('Currant Jelly', 'Red currant jelly', NULL, 3, @loc_main_freezer, '2027-04-10', '2026-06-01'),
+('Broccoli Florets', 'Blanched broccoli pieces', NULL, 4, @loc_kitchen_freezer, '2027-01-08', '2026-05-20'),
+('Sweet Potato Mash', 'Roasted and mashed sweet potatoes', NULL, 3, @loc_main_freezer, '2026-12-28', '2026-05-17'),
+('Apricot Halves', 'Frozen ripe apricot halves', NULL, 2, @loc_kitchen_freezer, '2027-02-12', '2026-06-03'),
+('Minestrone', 'Chunky Italian vegetable soup', NULL, 3, @loc_main_freezer, '2026-11-08', '2026-04-14'),
+('Pea Puree', 'Fresh garden peas, pureed', NULL, 4, @loc_kitchen_freezer, '2027-03-15', '2026-05-26'),
+('Cranberry Sauce', 'Homemade whole berry cranberry sauce', NULL, 2, @loc_main_freezer, '2027-01-18', '2026-05-09'),
+('Egg Noodles', 'Homemade egg noodles, pre-cooked', NULL, 5, @loc_kitchen_freezer, '2026-12-12', '2026-05-29'),
+('Gooseberry Compote', 'Stewed gooseberries', NULL, 2, @loc_main_freezer, '2027-02-22', '2026-06-02'),
+('Creamed Corn', 'Homemade creamed corn', NULL, 3, @loc_kitchen_freezer, '2027-01-28', '2026-05-21'),
+('Chicken Curry', 'Portioned Thai green curry', NULL, 2, @loc_main_freezer, '2026-10-25', '2026-04-16'),
+('Dill Cubes', 'Chopped dill frozen in water cubes', NULL, 4, @loc_kitchen_freezer, '2027-04-20', '2026-06-01'),
 
 -- ── Store-bought items (no bottling_date) ──
 
 -- Kitchen Fridge
-(UUID_TO_BIN(UUID()), 'Whole Milk',                'Full-fat milk, 1 liter',               '1.19',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-14', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Greek Yogurt',              'Plain Greek yogurt, 500g',             '2.49',  3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-20', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Butter',                    'Unsalted butter, 250g',                '2.29',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-07-15', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Cheddar Cheese',            'Mature cheddar block, 400g',           '3.49',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-08-10', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Cream Cheese',              'Philadelphia original, 200g',          '1.89',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-25', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Orange Juice',              'Fresh squeezed, 1 liter',              '2.99',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-12', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Eggs',                      'Free-range eggs, pack of 10',          '3.29',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-18', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Ham Slices',                'Cooked ham, 200g pack',                '2.19',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-10', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Mozzarella',                'Fresh mozzarella ball, 125g',          '1.49',  3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-09', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Hummus',                    'Classic chickpea hummus, 300g',        '2.29',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-15', NULL, NULL, FALSE),
+('Whole Milk', 'Full-fat milk, 1 liter', '1.19', 2, @loc_kitchen_fridge, '2026-06-14', NULL),
+('Greek Yogurt', 'Plain Greek yogurt, 500g', '2.49', 3, @loc_kitchen_fridge, '2026-06-20', NULL),
+('Butter', 'Unsalted butter, 250g', '2.29', 2, @loc_kitchen_fridge, '2026-07-15', NULL),
+('Cheddar Cheese', 'Mature cheddar block, 400g', '3.49', 1, @loc_kitchen_fridge, '2026-08-10', NULL),
+('Cream Cheese', 'Philadelphia original, 200g', '1.89', 2, @loc_kitchen_fridge, '2026-06-25', NULL),
+('Orange Juice', 'Fresh squeezed, 1 liter', '2.99', 1, @loc_kitchen_fridge, '2026-06-12', NULL),
+('Eggs', 'Free-range eggs, pack of 10', '3.29', 1, @loc_kitchen_fridge, '2026-06-18', NULL),
+('Ham Slices', 'Cooked ham, 200g pack', '2.19', 2, @loc_kitchen_fridge, '2026-06-10', NULL),
+('Mozzarella', 'Fresh mozzarella ball, 125g', '1.49', 3, @loc_kitchen_fridge, '2026-06-09', NULL),
+('Hummus', 'Classic chickpea hummus, 300g', '2.29', 1, @loc_kitchen_fridge, '2026-06-15', NULL),
 
 -- Pantry
-(UUID_TO_BIN(UUID()), 'Pasta Spaghetti',           'Durum wheat spaghetti, 500g',          '1.29',  4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-03-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Basmati Rice',              'Long grain basmati, 1kg',              '2.99',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-06-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Canned Tomatoes',           'Chopped tomatoes, 400g tin',           '0.89',  6,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-01-15', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Canned Chickpeas',          'Chickpeas in water, 400g',             '0.99',  4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-04-10', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Olive Oil',                 'Extra virgin olive oil, 500ml',        '5.99',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2027-09-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Peanut Butter',             'Crunchy peanut butter, 350g',          '3.49',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2027-02-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Honey',                     'Raw wildflower honey, 500g',           '6.99',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-12-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Oats',                      'Rolled oats, 1kg',                     '1.99',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2027-08-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Flour',                     'All-purpose wheat flour, 1kg',         '0.99',  3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2027-06-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Sugar',                     'White granulated sugar, 1kg',           '1.49',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2029-01-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Canned Tuna',               'Tuna chunks in sunflower oil, 185g',  '1.79',  5,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-07-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Coconut Milk',              'Full-fat coconut milk, 400ml',         '1.59',  3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-02-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Soy Sauce',                 'Naturally brewed soy sauce, 250ml',    '2.49',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-05-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Balsamic Vinegar',          'Aged balsamic vinegar, 250ml',         '3.99',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2029-06-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Dried Lentils',             'Green lentils, 500g',                  '1.69',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-09-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Cornflakes',                'Classic cornflakes, 500g',             '2.19',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2027-04-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Black Beans',               'Canned black beans, 400g',             '1.09',  3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-08-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Mustard',                   'Dijon mustard, 200g jar',              '1.89',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2027-11-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Dried Pasta Penne',         'Penne rigate, 500g',                   '1.19',  3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-05-15', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Maple Syrup',               'Pure Canadian maple syrup, 250ml',     '7.49',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000003'), '2028-10-01', NULL, NULL, FALSE),
+('Pasta Spaghetti', 'Durum wheat spaghetti, 500g', '1.29', 4, @loc_pantry, '2028-03-01', NULL),
+('Basmati Rice', 'Long grain basmati, 1kg', '2.99', 2, @loc_pantry, '2028-06-01', NULL),
+('Canned Tomatoes', 'Chopped tomatoes, 400g tin', '0.89', 6, @loc_pantry, '2028-01-15', NULL),
+('Canned Chickpeas', 'Chickpeas in water, 400g', '0.99', 4, @loc_pantry, '2028-04-10', NULL),
+('Olive Oil', 'Extra virgin olive oil, 500ml', '5.99', 1, @loc_pantry, '2027-09-01', NULL),
+('Peanut Butter', 'Crunchy peanut butter, 350g', '3.49', 2, @loc_pantry, '2027-02-01', NULL),
+('Honey', 'Raw wildflower honey, 500g', '6.99', 1, @loc_pantry, '2028-12-01', NULL),
+('Oats', 'Rolled oats, 1kg', '1.99', 2, @loc_pantry, '2027-08-01', NULL),
+('Flour', 'All-purpose wheat flour, 1kg', '0.99', 3, @loc_pantry, '2027-06-01', NULL),
+('Sugar', 'White granulated sugar, 1kg', '1.49', 2, @loc_pantry, '2029-01-01', NULL),
+('Canned Tuna', 'Tuna chunks in sunflower oil, 185g', '1.79', 5, @loc_pantry, '2028-07-01', NULL),
+('Coconut Milk', 'Full-fat coconut milk, 400ml', '1.59', 3, @loc_pantry, '2028-02-01', NULL),
+('Soy Sauce', 'Naturally brewed soy sauce, 250ml', '2.49', 1, @loc_pantry, '2028-05-01', NULL),
+('Balsamic Vinegar', 'Aged balsamic vinegar, 250ml', '3.99', 1, @loc_pantry, '2029-06-01', NULL),
+('Dried Lentils', 'Green lentils, 500g', '1.69', 2, @loc_pantry, '2028-09-01', NULL),
+('Cornflakes', 'Classic cornflakes, 500g', '2.19', 1, @loc_pantry, '2027-04-01', NULL),
+('Black Beans', 'Canned black beans, 400g', '1.09', 3, @loc_pantry, '2028-08-01', NULL),
+('Mustard', 'Dijon mustard, 200g jar', '1.89', 1, @loc_pantry, '2027-11-01', NULL),
+('Dried Pasta Penne', 'Penne rigate, 500g', '1.19', 3, @loc_pantry, '2028-05-15', NULL),
+('Maple Syrup', 'Pure Canadian maple syrup, 250ml', '7.49', 1, @loc_pantry, '2028-10-01', NULL),
 
 -- Cellar Shelf
-(UUID_TO_BIN(UUID()), 'Canned Corn',               'Sweet corn kernels, 340g',             '1.09',  4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), '2028-03-15', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Canned Peas',               'Garden peas, 400g tin',                '0.89',  3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), '2028-06-10', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Apple Cider Vinegar',       'Organic apple cider vinegar, 500ml',   '3.29',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), '2028-11-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Sunflower Oil',             'Refined sunflower oil, 1 liter',       '2.49',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), '2027-10-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Tomato Paste',              'Double concentrated, 200g tube',       '1.29',  3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), '2028-01-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Canned Sardines',           'Sardines in olive oil, 120g',          '2.19',  4,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), '2028-09-15', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Pickled Cucumbers',         'Whole pickled gherkins, 670g jar',     '1.99',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), '2027-12-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Jam Strawberry',            'Store-bought strawberry jam, 450g',    '2.79',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), '2027-07-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Canned Peaches',            'Peach halves in syrup, 420g',          '1.69',  3,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), '2028-04-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Crackers',                  'Whole wheat crackers, 200g',           '1.89',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000005'), '2027-05-01', NULL, NULL, FALSE),
+('Canned Corn', 'Sweet corn kernels, 340g', '1.09', 4, @loc_cellar_shelf, '2028-03-15', NULL),
+('Canned Peas', 'Garden peas, 400g tin', '0.89', 3, @loc_cellar_shelf, '2028-06-10', NULL),
+('Apple Cider Vinegar', 'Organic apple cider vinegar, 500ml', '3.29', 2, @loc_cellar_shelf, '2028-11-01', NULL),
+('Sunflower Oil', 'Refined sunflower oil, 1 liter', '2.49', 1, @loc_cellar_shelf, '2027-10-01', NULL),
+('Tomato Paste', 'Double concentrated, 200g tube', '1.29', 3, @loc_cellar_shelf, '2028-01-01', NULL),
+('Canned Sardines', 'Sardines in olive oil, 120g', '2.19', 4, @loc_cellar_shelf, '2028-09-15', NULL),
+('Pickled Cucumbers', 'Whole pickled gherkins, 670g jar', '1.99', 2, @loc_cellar_shelf, '2027-12-01', NULL),
+('Jam Strawberry', 'Store-bought strawberry jam, 450g', '2.79', 1, @loc_cellar_shelf, '2027-07-01', NULL),
+('Canned Peaches', 'Peach halves in syrup, 420g', '1.69', 3, @loc_cellar_shelf, '2028-04-01', NULL),
+('Crackers', 'Whole wheat crackers, 200g', '1.89', 2, @loc_cellar_shelf, '2027-05-01', NULL),
 
 -- Additional Kitchen Fridge items
-(UUID_TO_BIN(UUID()), 'Salami',                    'Italian salami slices, 100g',          '2.99',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-20', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Parmesan',                  'Parmigiano Reggiano wedge, 200g',      '4.99',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-09-01', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Smoked Salmon',             'Sliced smoked salmon, 100g',           '3.99',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-08', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Heavy Cream',               'Whipping cream 35%, 200ml',            '1.29',  2,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-16', NULL, NULL, FALSE),
-(UUID_TO_BIN(UUID()), 'Tofu',                      'Firm organic tofu, 400g',              '2.49',  1,  UUID_TO_BIN('a1000000-0000-0000-0000-000000000004'), '2026-06-22', NULL, NULL, FALSE);
+('Salami', 'Italian salami slices, 100g', '2.99', 1, @loc_kitchen_fridge, '2026-06-20', NULL),
+('Parmesan', 'Parmigiano Reggiano wedge, 200g', '4.99', 1, @loc_kitchen_fridge, '2026-09-01', NULL),
+('Smoked Salmon', 'Sliced smoked salmon, 100g', '3.99', 1, @loc_kitchen_fridge, '2026-06-08', NULL),
+('Heavy Cream', 'Whipping cream 35%, 200ml', '1.29', 2, @loc_kitchen_fridge, '2026-06-16', NULL),
+('Tofu', 'Firm organic tofu, 400g', '2.49', 1, @loc_kitchen_fridge, '2026-06-22', NULL);

frontend/package.json

@@ -30,7 +30,6 @@
     "react": "^17.0.0 || ^18.0.0 || ^19.0.0",
     "react-dom": "^17.0.0 || ^18.0.0 || ^19.0.0",
     "react-i18next": "^17.0.8",
-    "react-toastify": "^11.1.0",
     "tailwindcss": "^4.3.0",
     "validator": "^13.15.35",
     "zod": "^4.4.3"

frontend/src/App.tsx

@@ -1,9 +1,11 @@
 import { createRouter, RouterProvider } from "@tanstack/react-router";
 import "./App.css";
-import { ToastContainer } from "react-toastify";
 import { routeTree } from "./routeTree.gen";
+import { NotFound } from "./components/NotFound.tsx";
+import { CssVarsProvider } from "@mui/joy";
+import { theme } from "./theme.ts";
 
-const router = createRouter({ routeTree });
+const router = createRouter({ routeTree, defaultNotFoundComponent: NotFound });
 
 declare module "@tanstack/react-router" {
   interface Register {
@@ -13,21 +15,9 @@ declare module "@tanstack/react-router" {
 
 function App() {
   return (
-    <>
-      <ToastContainer
-        position="top-right"
-        autoClose={5000}
-        hideProgressBar={false}
-        newestOnTop={false}
-        closeOnClick={false}
-        rtl={false}
-        pauseOnFocusLoss
-        draggable
-        pauseOnHover
-        theme="colored"
-      />
+    <CssVarsProvider theme={theme} defaultMode={"system"}>
       <RouterProvider router={router} />
-    </>
+    </CssVarsProvider>
   );
 }
 

frontend/src/components/LoginCard.tsx

@@ -3,7 +3,7 @@ import { Button, Input } from "@mui/joy";
 import { useMutation } from "@tanstack/react-query";
 import { signInUser } from "../utils/api/auth";
 import { useTranslation } from "react-i18next";
-import { useNavigate } from "@tanstack/react-router";
+import { useNavigate, useSearch } from "@tanstack/react-router";
 import { useEffect, useState } from "react";
 import type { AlertInterface } from "../misc/interfaces";
 import { MyAlert } from "./MyAlert.tsx";
@@ -11,6 +11,7 @@ import { MyAlert } from "./MyAlert.tsx";
 export const LoginCard = () => {
   const { t } = useTranslation();
   const navigate = useNavigate();
+  const search: { loggedOut?: boolean } = useSearch({ from: "/login" });
   const [alert, setAlert] = useState<AlertInterface>({
     isAlert: false,
     type: "neutral",
@@ -19,12 +20,15 @@ export const LoginCard = () => {
   });
 
   useEffect(() => {
+    if (search.loggedOut) {
       setAlert({
         isAlert: true,
         type: "primary",
         header: t("success"),
         text: t("logout-success-text"),
       });
+    }
+    void navigate({ to: "/login" });
   }, []);
 
   const form = useForm({
@@ -53,7 +57,7 @@ export const LoginCard = () => {
           header: "",
           text: "",
         });
-        navigate({ to: "/app/inventory" });
+        void navigate({ to: "/app/inventory" });
       }
     },
     onError: (error: unknown) => {
@@ -68,14 +72,34 @@ export const LoginCard = () => {
   });
 
   return (
-    <div className="flex min-h-screen w-full items-center justify-center bg-[radial-gradient(1200px_circle_at_20%_10%,#e6f2ff_0%,#f7f9fc_40%,#f1f5fb_100%)] px-6 py-10">
+    <div
+      className="flex min-h-screen w-full items-center justify-center px-6 py-10"
+      style={{
+        background:
+          "radial-gradient(1200px circle at 20% 10%, var(--joy-palette-primary-100) 0%, var(--joy-palette-background-body) 40%, var(--joy-palette-background-level1) 100%)",
+      }}
+    >
       <div className="mx-auto flex w-full max-w-4xl items-center justify-center">
-        <div className="w-full max-w-md rounded-3xl border border-white/70 bg-white/80 p-8 shadow-[0_24px_60px_rgba(12,38,78,0.18)] backdrop-blur">
+        <div
+          className="w-full max-w-md rounded-3xl p-8 backdrop-blur"
+          style={{
+            border: "1px solid var(--joy-palette-divider)",
+            backgroundColor: "var(--joy-palette-background-surface)",
+            boxShadow:
+              "0 24px 60px color-mix(in srgb, var(--joy-palette-primary-800) 18%, transparent)",
+          }}
+        >
           <div className="mb-8 space-y-2">
-            <p className="text-xs font-semibold uppercase tracking-[0.3em] text-[#0b6bcb]">
+            <p
+              className="text-xs font-semibold uppercase tracking-[0.3em]"
+              style={{ color: "var(--joy-palette-primary-solidBg)" }}
+            >
               Stockhome
             </p>
-            <h1 className="text-3xl font-semibold text-slate-900">
+            <h1
+              className="text-3xl font-semibold"
+              style={{ color: "var(--joy-palette-text-primary)" }}
+            >
               {t("login")}
             </h1>
           </div>
@@ -101,7 +125,11 @@ export const LoginCard = () => {
                   placeholder={t("username")}
                   variant="outlined"
                   size="lg"
-                  className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                  className="rounded-2xl"
+                  sx={{
+                    bgcolor: "var(--joy-palette-background-surface)",
+                    boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                  }}
                 />
               )}
             </form.Field>
@@ -114,7 +142,11 @@ export const LoginCard = () => {
                   placeholder={t("password")}
                   variant="outlined"
                   size="lg"
-                  className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                  className="rounded-2xl"
+                  sx={{
+                    bgcolor: "var(--joy-palette-background-surface)",
+                    boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                  }}
                 />
               )}
             </form.Field>
@@ -122,7 +154,13 @@ export const LoginCard = () => {
               type="submit"
               loading={isPending}
               size="lg"
-              className="w-full rounded-2xl bg-[#0b6bcb] text-white shadow-[0_16px_36px_rgba(11,107,203,0.35)] transition hover:-translate-y-0.5 hover:bg-[#095aa7]"
+              color="primary"
+              variant="solid"
+              className="w-full rounded-2xl transition hover:-translate-y-0.5"
+              sx={{
+                boxShadow:
+                  "0 16px 36px color-mix(in srgb, var(--joy-palette-primary-solidBg) 35%, transparent)",
+              }}
             >
               {t("login")}
             </Button>

frontend/src/components/NotFound.tsx

@@ -0,0 +1,20 @@
+import { Typography } from "@mui/joy";
+import { useTranslation } from "react-i18next";
+
+export const NotFound = () => {
+  const { t } = useTranslation();
+
+  return (
+    <div className={"flex flex-col items-center gap-2"}>
+      <Typography color={"primary"} level={"h1"}>
+        {t("not-found-header")}
+      </Typography>
+      <Typography
+        sx={{ color: "var(--joy-palette-text-primary)" }}
+        level={"body-lg"}
+      >
+        {t("not-found-body")}
+      </Typography>
+    </div>
+  );
+};

frontend/src/components/Sidebar.tsx

@@ -7,42 +7,59 @@ import StorageIcon from "@mui/icons-material/Storage";
 import SettingsIcon from "@mui/icons-material/Settings";
 import ExitToAppIcon from "@mui/icons-material/ExitToApp";
 import TranslateIcon from "@mui/icons-material/Translate";
+import Brightness4Icon from "@mui/icons-material/Brightness4";
 import MenuIcon from "@mui/icons-material/Menu";
 import CloseIcon from "@mui/icons-material/Close";
 import { useMatchRoute, useNavigate } from "@tanstack/react-router";
 import Cookies from "js-cookie";
 import { changeTranslation } from "../utils/uxFncs";
+import { useColorScheme } from "@mui/joy/styles";
+import { useLogout } from "../hooks/useLogout.ts";
 
 export const Sidebar = () => {
   const { t } = useTranslation();
   const navigate = useNavigate();
+  const { logout } = useLogout();
   const matchRoute = useMatchRoute();
+  const { mode, setMode } = useColorScheme();
   const [isOpen, setIsOpen] = useState(false);
 
   const btnClass =
-    "h-11 w-full justify-start! rounded-2xl px-4 text-left text-sm font-semibold text-slate-700 transition hover:bg-white/80 hover:text-[#0b6bcb] [&_.MuiButton-startDecorator]:mr-3! [&_.MuiButton-startDecorator]:ml-0!";
+    "h-11 w-full justify-start! rounded-2xl px-4 text-left text-sm font-semibold transition [&_.MuiButton-startDecorator]:mr-3! [&_.MuiButton-startDecorator]:ml-0!";
 
   const variant = (to: string) =>
     !!matchRoute({ to, fuzzy: false }) ? "soft" : "plain";
 
   const handleNavigate = (to: string) => {
-    navigate({ to });
+    void navigate({ to });
     setIsOpen(false);
   };
 
   return (
-    <aside className="flex w-full flex-col gap-6 border-b border-white/80 bg-linear-to-b from-[#f7fbff] via-[#f2f6fb] to-[#eef3f9] px-4 py-5 shadow-[0_20px_60px_rgba(11,107,203,0.08)] sm:px-5 lg:h-full lg:min-h-screen lg:max-w-70 lg:border-b-0 lg:border-r lg:px-6 lg:py-8">
+    <aside
+      className="flex w-full flex-col gap-6 px-4 py-5 sm:px-5 lg:h-full lg:min-h-screen lg:max-w-70 lg:border-b-0 lg:border-r lg:px-6 lg:py-8"
+      style={{
+        borderBottom: "1px solid var(--joy-palette-divider)",
+        borderRightColor: "var(--joy-palette-divider)",
+        background:
+          "linear-gradient(to bottom, var(--joy-palette-primary-50), var(--joy-palette-background-level1), var(--joy-palette-background-level2))",
+        boxShadow:
+          "0 20px 60px color-mix(in srgb, var(--joy-palette-primary-solidBg) 8%, transparent)",
+      }}
+    >
       <div className="flex items-center justify-between gap-4">
         <div className="space-y-2">
           <Typography
             level="h2"
-            className="text-[22px] font-semibold text-[#0b6bcb]"
+            className="text-[22px] font-semibold"
+            sx={{ color: "var(--joy-palette-primary-solidBg)" }}
           >
             {t("app-title")}
           </Typography>
           <Typography
             level="body-lg"
-            className="text-sm font-medium text-slate-500"
+            className="text-sm font-medium"
+            sx={{ color: "var(--joy-palette-text-tertiary)" }}
           >
             {Cookies.get("app-name") ? Cookies.get("app-name") : ""}
           </Typography>
@@ -50,7 +67,14 @@ export const Sidebar = () => {
         <Button
           variant="soft"
           size="sm"
-          className="transition-transform duration-200 ease-out"
+          sx={{
+            display: "inline-flex",
+            "@media (min-width: 1024px)": { display: "none" },
+            "&:hover": {
+              backgroundColor: "var(--joy-palette-primary-900)",
+              color: "var(--joy-palette-primary-50)",
+            },
+          }}
           onClick={() => setIsOpen((open) => !open)}
           startDecorator={
             <span
@@ -61,10 +85,6 @@ export const Sidebar = () => {
               {isOpen ? <CloseIcon /> : <MenuIcon />}
             </span>
           }
-          sx={{
-            display: "inline-flex",
-            "@media (min-width: 1024px)": { display: "none" },
-          }}
         >
           {isOpen ? t("close") : t("menu")}
         </Button>
@@ -83,6 +103,13 @@ export const Sidebar = () => {
             variant={variant("/app/inventory")}
             startDecorator={<InventoryIcon />}
             className={btnClass}
+            sx={{
+              color: "var(--joy-palette-text-secondary)",
+              "&:hover": {
+                bgcolor: "var(--joy-palette-background-surface)",
+                color: "var(--joy-palette-primary-solidBg)",
+              },
+            }}
           >
             {t("inventory")}
           </Button>
@@ -91,6 +118,13 @@ export const Sidebar = () => {
             variant={variant("/app/add-product")}
             startDecorator={<AddBoxIcon />}
             className={btnClass}
+            sx={{
+              color: "var(--joy-palette-text-secondary)",
+              "&:hover": {
+                bgcolor: "var(--joy-palette-background-surface)",
+                color: "var(--joy-palette-primary-solidBg)",
+              },
+            }}
           >
             {t("add")}
           </Button>
@@ -99,6 +133,13 @@ export const Sidebar = () => {
             variant={variant("/app/storages")}
             startDecorator={<StorageIcon />}
             className={btnClass}
+            sx={{
+              color: "var(--joy-palette-text-secondary)",
+              "&:hover": {
+                bgcolor: "var(--joy-palette-background-surface)",
+                color: "var(--joy-palette-primary-solidBg)",
+              },
+            }}
           >
             {t("storages")}
           </Button>
@@ -107,14 +148,18 @@ export const Sidebar = () => {
             variant={variant("/app/app-settings")}
             startDecorator={<SettingsIcon />}
             className={btnClass}
+            sx={{
+              color: "var(--joy-palette-text-secondary)",
+              "&:hover": {
+                bgcolor: "var(--joy-palette-background-surface)",
+                color: "var(--joy-palette-primary-solidBg)",
+              },
+            }}
           >
             {t("settings")}
           </Button>
           <Button
-            onClick={() => {
-              Cookies.remove("token");
-              handleNavigate("/login?logout=true");
-            }}
+            onClick={logout}
             color="danger"
             startDecorator={<ExitToAppIcon />}
             className={btnClass}
@@ -132,9 +177,25 @@ export const Sidebar = () => {
           >
             {t("change-translation")}
           </Button>
+          <Button
+            onClick={() => setMode(mode === "dark" ? "light" : "dark")}
+            color="neutral"
+            startDecorator={<Brightness4Icon />}
+            className={btnClass}
+          >
+            {mode === "dark" ? "Light Mode" : "Dark Mode"}
+          </Button>
         </div>
 
-        <div className="flex items-center gap-3 rounded-2xl border border-white/70 bg-white/80 px-4 py-3 text-xs font-semibold uppercase tracking-[0.2em] text-[#0b6bcb] shadow-[0_12px_30px_rgba(12,38,78,0.12)]">
+        <div
+          className="flex items-center gap-3 rounded-2xl px-4 py-3 text-xs font-semibold uppercase tracking-[0.2em]"
+          style={{
+            border: "1px solid var(--joy-palette-divider)",
+            backgroundColor: "var(--joy-palette-background-surface)",
+            color: "var(--joy-palette-primary-solidBg)",
+            boxShadow: "0 12px 30px var(--joy-palette-divider)",
+          }}
+        >
           <img
             src="/favicon.png"
             alt="Stockhome"

frontend/src/components/StorageRow.tsx

@@ -50,7 +50,7 @@ export const StorageRow = ({ storage, onError }: StorageRowProps) => {
     (values.description ?? "") !== (storage.description ?? "");
 
   return (
-    <tr key={storage.uuid} className="border-t border-slate-200 align-top">
+    <tr key={storage.uuid} className="align-top">
       <td className="px-6 py-5">
         <form.Field name="name">
           {(field) => (
@@ -60,7 +60,12 @@ export const StorageRow = ({ storage, onError }: StorageRowProps) => {
               onBlur={field.handleBlur}
               size="sm"
               variant="outlined"
-              className="rounded-xl bg-slate-50/80 text-slate-700 shadow-none ring-1 ring-inset ring-slate-200 focus-within:ring-2 focus-within:ring-slate-300"
+              className="rounded-xl shadow-none"
+              sx={{
+                bgcolor: "var(--joy-palette-background-level1)",
+                color: "var(--joy-palette-text-secondary)",
+                "--Input-focusedHighlight": "var(--joy-palette-neutral-300)",
+              }}
             />
           )}
         </form.Field>
@@ -74,15 +79,26 @@ export const StorageRow = ({ storage, onError }: StorageRowProps) => {
               onBlur={field.handleBlur}
               size="sm"
               variant="outlined"
-              className="rounded-xl bg-slate-50/80 text-slate-700 shadow-none ring-1 ring-inset ring-slate-200 focus-within:ring-2 focus-within:ring-slate-300"
+              className="rounded-xl shadow-none"
+              sx={{
+                bgcolor: "var(--joy-palette-background-level1)",
+                color: "var(--joy-palette-text-secondary)",
+                "--Input-focusedHighlight": "var(--joy-palette-neutral-300)",
+              }}
             />
           )}
         </form.Field>
       </td>
-      <td className="px-6 py-5 text-sm text-slate-500">
+      <td
+        className="px-6 py-5 text-sm"
+        style={{ color: "var(--joy-palette-text-tertiary)" }}
+      >
         {formatDate(storage.created_at)}
       </td>
-      <td className="px-6 py-5 text-sm text-slate-500">
+      <td
+        className="px-6 py-5 text-sm"
+        style={{ color: "var(--joy-palette-text-tertiary)" }}
+      >
         {formatDate(storage.updated_at)}
       </td>
       <td className="px-6 py-5 text-right">

frontend/src/components/modals/AddStorageModal.tsx

@@ -51,11 +51,20 @@ export const AddStorageModal = (props: AddStorageModalProps) => {
   return (
     <>
       <Modal open={props.isOpen} onClose={() => props.setOpen(false)}>
-        <ModalDialog className="rounded-3xl border border-white/70 bg-white/90 p-6 shadow-[0_30px_70px_rgba(12,38,78,0.2)] backdrop-blur">
-          <DialogTitle className="text-slate-900">
+        <ModalDialog
+          className="rounded-3xl p-6 backdrop-blur"
+          sx={{
+            border: "1px solid",
+            borderColor: "divider",
+            bgcolor: "background.surface",
+            boxShadow:
+              "0 30px 70px color-mix(in srgb, var(--joy-palette-primary-800) 20%, transparent)",
+          }}
+        >
+          <DialogTitle sx={{ color: "var(--joy-palette-text-primary)" }}>
             {t("new-storage-title")}
           </DialogTitle>
-          <DialogContent className="text-slate-500">
+          <DialogContent sx={{ color: "var(--joy-palette-text-tertiary)" }}>
             {t("new-storage-content")}
           </DialogContent>
           <form
@@ -73,7 +82,11 @@ export const AddStorageModal = (props: AddStorageModalProps) => {
                     placeholder={t("storage-name")}
                     variant="outlined"
                     size="lg"
-                    className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                    className="rounded-2xl"
+                    sx={{
+                      bgcolor: "var(--joy-palette-background-surface)",
+                      boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                    }}
                   />
                 )}
               </form.Field>
@@ -85,14 +98,24 @@ export const AddStorageModal = (props: AddStorageModalProps) => {
                     placeholder={t("description")}
                     variant="outlined"
                     size="lg"
-                    className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                    className="rounded-2xl"
+                    sx={{
+                      bgcolor: "var(--joy-palette-background-surface)",
+                      boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                    }}
                   />
                 )}
               </form.Field>
               <Button
                 type="submit"
                 size="lg"
-                className="rounded-2xl bg-[#0b6bcb] text-white shadow-[0_16px_36px_rgba(11,107,203,0.35)] transition hover:-translate-y-0.5 hover:bg-[#095aa7]"
+                color="primary"
+                variant="solid"
+                className="rounded-2xl transition hover:-translate-y-0.5"
+                sx={{
+                  boxShadow:
+                    "0 16px 36px color-mix(in srgb, var(--joy-palette-primary-solidBg) 35%, transparent)",
+                }}
               >
                 {t("submit")}
               </Button>

frontend/src/components/modals/ChangePasswordModal.tsx

@@ -37,8 +37,6 @@ export const ChangePasswordModal = (props: ChangePasswordProps) => {
       newPasswordRep: "",
     },
     onSubmit: async ({ value }) => {
-      console.log(value);
-
       if (
         value.newPassword === value.newPasswordRep &&
         value.newPassword !== ""
@@ -66,7 +64,6 @@ export const ChangePasswordModal = (props: ChangePasswordProps) => {
       });
     },
     onSuccess: () => {
-      // Sets the success alert in the settings page via component props
       props.alert({
         isAlert: true,
         type: "success",
@@ -74,7 +71,6 @@ export const ChangePasswordModal = (props: ChangePasswordProps) => {
         text: t("SU005"),
       });
 
-      // Sets the success alert locally (in the modal itself)
       setAlert({
         isAlert: true,
         type: "success",
@@ -88,8 +84,17 @@ export const ChangePasswordModal = (props: ChangePasswordProps) => {
   return (
     <>
       <Modal open={props.isOpen} onClose={() => props.setOpen(false)}>
-        <ModalDialog className="rounded-3xl border border-white/70 bg-white/90 p-6 shadow-[0_30px_70px_rgba(12,38,78,0.2)] backdrop-blur">
-          <DialogTitle className="text-slate-900">
+        <ModalDialog
+          className="rounded-3xl p-6 backdrop-blur"
+          sx={{
+            border: "1px solid",
+            borderColor: "divider",
+            bgcolor: "background.surface",
+            boxShadow:
+              "0 30px 70px color-mix(in srgb, var(--joy-palette-primary-800) 20%, transparent)",
+          }}
+        >
+          <DialogTitle sx={{ color: "var(--joy-palette-text-primary)" }}>
             {t("new-password-title")}
           </DialogTitle>
           <form
@@ -108,7 +113,11 @@ export const ChangePasswordModal = (props: ChangePasswordProps) => {
                     placeholder={t("current-password")}
                     variant="outlined"
                     size="lg"
-                    className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                    className="rounded-2xl"
+                    sx={{
+                      bgcolor: "var(--joy-palette-background-surface)",
+                      boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                    }}
                   />
                 )}
               </form.Field>
@@ -121,7 +130,11 @@ export const ChangePasswordModal = (props: ChangePasswordProps) => {
                     placeholder={t("new-password")}
                     variant="outlined"
                     size="lg"
-                    className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                    className="rounded-2xl"
+                    sx={{
+                      bgcolor: "var(--joy-palette-background-surface)",
+                      boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                    }}
                   />
                 )}
               </form.Field>
@@ -134,14 +147,24 @@ export const ChangePasswordModal = (props: ChangePasswordProps) => {
                     placeholder={t("new-password-rep")}
                     variant="outlined"
                     size="lg"
-                    className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                    className="rounded-2xl"
+                    sx={{
+                      bgcolor: "var(--joy-palette-background-surface)",
+                      boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                    }}
                   />
                 )}
               </form.Field>
               <Button
                 type="submit"
                 size="lg"
-                className="rounded-2xl bg-[#0b6bcb] text-white shadow-[0_16px_36px_rgba(11,107,203,0.35)] transition hover:-translate-y-0.5 hover:bg-[#095aa7]"
+                color="primary"
+                variant="solid"
+                className="rounded-2xl transition hover:-translate-y-0.5"
+                sx={{
+                  boxShadow:
+                    "0 16px 36px color-mix(in srgb, var(--joy-palette-primary-solidBg) 35%, transparent)",
+                }}
               >
                 {t("change")}
               </Button>

frontend/src/hooks/useLogout.ts

@@ -0,0 +1,13 @@
+import Cookies from "js-cookie";
+import { useNavigate } from "@tanstack/react-router";
+
+export const useLogout = () => {
+  const navigate = useNavigate();
+
+  const logout = () => {
+    Cookies.remove("token");
+    void navigate({ to: "/login", search: { loggedOut: true } });
+  };
+
+  return { logout };
+};

frontend/src/pages/AddProduct.tsx

@@ -90,10 +90,16 @@ export const AddProduct = () => {
       <div className="space-y-6">
         <div className="flex flex-wrap items-center gap-3">
           <div className="space-y-1">
-            <Typography level="h2" className="text-slate-900">
+            <Typography
+              level="h2"
+              sx={{ color: "var(--joy-palette-text-primary)" }}
+            >
               {t("add-product")}
             </Typography>
-            <Typography level="body-lg" className="text-slate-500">
+            <Typography
+              level="body-lg"
+              sx={{ color: "var(--joy-palette-text-tertiary)" }}
+            >
               {t("add-product-subtitle")}
             </Typography>
           </div>
@@ -106,7 +112,16 @@ export const AddProduct = () => {
           </Chip>
         </div>
       </div>
-      <Box className="mt-6 rounded-3xl border border-white/70 bg-white/80 p-6 shadow-[0_24px_60px_rgba(12,38,78,0.12)] backdrop-blur">
+      <Box
+        className="mt-6 rounded-3xl p-6 backdrop-blur"
+        sx={{
+          border: "1px solid",
+          borderColor: "divider",
+          bgcolor: "background.surface",
+          boxShadow:
+            "0 24px 60px color-mix(in srgb, var(--joy-palette-primary-800) 12%, transparent)",
+        }}
+      >
         <form
           className="space-y-6"
           onSubmit={(e) => {
@@ -117,7 +132,10 @@ export const AddProduct = () => {
           <div className="grid gap-5 lg:grid-cols-[1.2fr_1fr]">
             <div className="space-y-4">
               <div className="space-y-1">
-                <Typography level="title-md" className="text-slate-900">
+                <Typography
+                  level="title-md"
+                  sx={{ color: "var(--joy-palette-text-primary)" }}
+                >
                   {t("product-name")}
                 </Typography>
                 <form.Field name="name">
@@ -130,13 +148,20 @@ export const AddProduct = () => {
                       onBlur={field.handleBlur}
                       size="lg"
                       variant="outlined"
-                      className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                      className="rounded-2xl"
+                      sx={{
+                        bgcolor: "var(--joy-palette-background-surface)",
+                        boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                      }}
                     />
                   )}
                 </form.Field>
               </div>
               <div className="space-y-1">
-                <Typography level="title-md" className="text-slate-900">
+                <Typography
+                  level="title-md"
+                  sx={{ color: "var(--joy-palette-text-primary)" }}
+                >
                   {t("description")}
                 </Typography>
                 <form.Field name="description">
@@ -148,14 +173,21 @@ export const AddProduct = () => {
                       onBlur={field.handleBlur}
                       size="lg"
                       variant="outlined"
-                      className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                      className="rounded-2xl"
+                      sx={{
+                        bgcolor: "var(--joy-palette-background-surface)",
+                        boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                      }}
                     />
                   )}
                 </form.Field>
               </div>
               <div className="grid gap-4 md:grid-cols-2">
                 <div className="space-y-1">
-                  <Typography level="title-md" className="text-slate-900">
+                  <Typography
+                    level="title-md"
+                    sx={{ color: "var(--joy-palette-text-primary)" }}
+                  >
                     {t("expiry-date")}
                   </Typography>
                   <form.Field name="expiry_date">
@@ -167,13 +199,19 @@ export const AddProduct = () => {
                         onBlur={field.handleBlur}
                         size="lg"
                         variant="outlined"
-                        className="rounded-2xl bg-white/90"
+                        className="rounded-2xl"
+                        sx={{
+                          bgcolor: "var(--joy-palette-background-surface)",
+                        }}
                       />
                     )}
                   </form.Field>
                 </div>
                 <div className="space-y-1">
-                  <Typography level="title-md" className="text-slate-900">
+                  <Typography
+                    level="title-md"
+                    sx={{ color: "var(--joy-palette-text-primary)" }}
+                  >
                     {t("bottling-date")}
                   </Typography>
                   <form.Field name="bottling_date">
@@ -185,7 +223,10 @@ export const AddProduct = () => {
                         onBlur={field.handleBlur}
                         size="lg"
                         variant="outlined"
-                        className="rounded-2xl bg-white/90"
+                        className="rounded-2xl"
+                        sx={{
+                          bgcolor: "var(--joy-palette-background-surface)",
+                        }}
                       />
                     )}
                   </form.Field>
@@ -193,14 +234,28 @@ export const AddProduct = () => {
               </div>
             </div>
             <div className="space-y-4">
-              <div className="rounded-2xl border border-white/70 bg-linear-to-br from-[#f7fbff] via-[#f2f6fb] to-[#eef3f9] p-5 shadow-[0_16px_40px_rgba(12,38,78,0.08)]">
-                <Typography level="title-md" className="text-slate-900">
+              <div
+                className="rounded-2xl p-5"
+                style={{
+                  border: "1px solid var(--joy-palette-divider)",
+                  background:
+                    "linear-gradient(to bottom right, var(--joy-palette-primary-50), var(--joy-palette-background-level1), var(--joy-palette-background-level2))",
+                  boxShadow: "0 16px 40px var(--joy-palette-divider)",
+                }}
+              >
+                <Typography
+                  level="title-md"
+                  sx={{ color: "var(--joy-palette-text-primary)" }}
+                >
                   {t("inventory")}
                 </Typography>
                 <Divider className="my-3" />
                 <div className="grid gap-4">
                   <div className="space-y-1">
-                    <Typography level="title-md" className="text-slate-900">
+                    <Typography
+                      level="title-md"
+                      sx={{ color: "var(--joy-palette-text-primary)" }}
+                    >
                       {t("amount")}
                     </Typography>
                     <form.Field name="amount">
@@ -220,13 +275,19 @@ export const AddProduct = () => {
                             );
                           }}
                           onBlur={field.handleBlur}
-                          className="rounded-2xl bg-white/80"
+                          className="rounded-2xl"
+                          sx={{
+                            bgcolor: "var(--joy-palette-background-surface)",
+                          }}
                         />
                       )}
                     </form.Field>
                   </div>
                   <div className="space-y-1">
-                    <Typography level="title-md" className="text-slate-900">
+                    <Typography
+                      level="title-md"
+                      sx={{ color: "var(--joy-palette-text-primary)" }}
+                    >
                       {t("price")}
                     </Typography>
                     <form.Field name="price">
@@ -238,16 +299,25 @@ export const AddProduct = () => {
                           onBlur={field.handleBlur}
                           size="lg"
                           variant="outlined"
-                          className="rounded-2xl bg-white/90"
+                          className="rounded-2xl"
+                          sx={{
+                            bgcolor: "var(--joy-palette-background-surface)",
+                          }}
                         />
                       )}
                     </form.Field>
-                    <Typography level="body-sm" className="text-slate-500">
+                    <Typography
+                      level="body-sm"
+                      sx={{ color: "var(--joy-palette-text-tertiary)" }}
+                    >
                       {Cookies.get("currency")}
                     </Typography>
                   </div>
                   <div className="space-y-1">
-                    <Typography level="title-md" className="text-slate-900">
+                    <Typography
+                      level="title-md"
+                      sx={{ color: "var(--joy-palette-text-primary)" }}
+                    >
                       {t("storage-place")}
                     </Typography>
                     <form.Field name="storage_location_uuid">
@@ -260,7 +330,10 @@ export const AddProduct = () => {
                           }
                           size="lg"
                           variant="outlined"
-                          className="rounded-2xl bg-white/90"
+                          className="rounded-2xl"
+                          sx={{
+                            bgcolor: "var(--joy-palette-background-surface)",
+                          }}
                         >
                           {storages?.map((storage) => (
                             <Option key={storage.uuid} value={storage.uuid}>
@@ -276,7 +349,10 @@ export const AddProduct = () => {
             </div>
           </div>
           <div className="flex gap-3 items-center">
-            <Typography level="body-sm" className="text-slate-500">
+            <Typography
+              level="body-sm"
+              sx={{ color: "var(--joy-palette-text-tertiary)" }}
+            >
               {t("product-details")}
             </Typography>
             <div className="grow"></div>
@@ -284,7 +360,13 @@ export const AddProduct = () => {
               type="submit"
               loading={isPending}
               size="lg"
-              className="rounded-2xl bg-[#0b6bcb] text-white shadow-[0_16px_36px_rgba(11,107,203,0.35)] transition hover:-translate-y-0.5 hover:bg-[#095aa7]"
+              color="primary"
+              variant="solid"
+              className="rounded-2xl transition hover:-translate-y-0.5"
+              sx={{
+                boxShadow:
+                  "0 16px 36px color-mix(in srgb, var(--joy-palette-primary-solidBg) 35%, transparent)",
+              }}
             >
               {t("save")}
             </Button>

frontend/src/pages/Inventory.tsx

@@ -1,4 +1,4 @@
-import { useEffect, useState } from "react";
+import { ChangeEvent, MouseEvent, useEffect, useState } from "react";
 import { Avatar, Button, Checkbox, Chip, CircularProgress, Sheet, Table, Typography, } from "@mui/joy";
 import { useNavigate } from "@tanstack/react-router";
 import { useTranslation } from "react-i18next";
@@ -9,7 +9,7 @@ import { formatDate } from "../utils/uxFncs";
 import Cookies from "js-cookie";
 import type { AlertInterface, ProductRow } from "../misc/interfaces";
 import type { ApiError } from "../utils/api/apiError";
-import CategoryIcon from "@mui/icons-material/category";
+import CategoryIcon from "@mui/icons-material/Category";
 import { MyAlert } from "../components/MyAlert.tsx";
 
 export const InventoryPage = () => {
@@ -73,12 +73,12 @@ export const InventoryPage = () => {
     mutationFn: (values: string[]) => deleteSelectedProducts(values),
     onSuccess: () => {
       setSelected([]);
-      queryClient.invalidateQueries({ queryKey: ["products"] });
+      void queryClient.invalidateQueries({ queryKey: ["products"] });
     },
     onError: showError,
   });
 
-  const handleSelectAllClick = (event: React.ChangeEvent<HTMLInputElement>) => {
+  const handleSelectAllClick = (event: ChangeEvent<HTMLInputElement>) => {
     if (event.target.checked) {
       setSelected(rows.map((row) => row.id));
       return;
@@ -86,7 +86,7 @@ export const InventoryPage = () => {
     setSelected([]);
   };
 
-  const handleClick = (_event: React.MouseEvent<unknown>, id: string) => {
+  const handleClick = (_event: MouseEvent<unknown>, id: string) => {
     const selectedIndex = selected.indexOf(id);
     let newSelected: readonly string[] = [];
     if (selectedIndex === -1) {
@@ -124,9 +124,20 @@ export const InventoryPage = () => {
 
       <Sheet
         variant="outlined"
-        className="mt-6 flex min-h-0 w-full max-w-full flex-col overflow-hidden rounded-2xl border border-slate-200 bg-white/80 shadow-sm sm:h-[calc(100vh-260px)]"
+        className="mt-6 flex min-h-0 w-full max-w-full flex-col overflow-hidden rounded-2xl shadow-sm sm:h-[calc(100vh-260px)]"
+        sx={{
+          border: "1px solid",
+          borderColor: "divider",
+          bgcolor: "background.surface",
+        }}
+      >
+        <div
+          className="flex items-center justify-between px-6 py-4"
+          style={{
+            borderBottom: "1px solid var(--joy-palette-divider)",
+            color: "var(--joy-palette-text-secondary)",
+          }}
         >
-        <div className="flex items-center justify-between border-b border-slate-200 px-6 py-4 text-slate-700">
           <Typography level="body-lg" fontWeight="bold">
             {t("inventory")}
           </Typography>
@@ -147,24 +158,26 @@ export const InventoryPage = () => {
             stripe="odd"
             variant="plain"
             hoverRow
-            className="w-full text-slate-700"
+            className="w-full"
             sx={{
               tableLayout: "fixed",
+              color: "var(--joy-palette-text-secondary)",
               "--TableCell-headBackground":
-                "var(--joy-palette-background-surface)",
+                "var(--joy-palette-background-level1)",
               "& thead": {
                 position: "sticky",
                 top: 0,
                 zIndex: 3,
-                backgroundColor: "rgb(248 250 252)",
+                backgroundColor: "var(--joy-palette-background-level1)",
               },
               "& thead tr": {
-                backgroundColor: "rgb(248 250 252)",
+                backgroundColor: "var(--joy-palette-background-level1)",
               },
               "& thead th": {
                 zIndex: 2,
-                backgroundColor: "rgb(248 250 252)",
+                backgroundColor: "var(--joy-palette-background-level1)",
                 backgroundImage: "none",
+                color: "var(--joy-palette-text-secondary)",
               },
               "& thead th:nth-child(1)": {
                 width: "44px",
@@ -198,10 +211,13 @@ export const InventoryPage = () => {
                 minWidth: "100px",
               },
               "& tr > *:nth-child(n+4)": { textAlign: "left" },
+              "& tbody tr": {
+                borderTop: "1px solid var(--joy-palette-divider)",
+              },
             }}
           >
             <thead>
-              <tr className="text-slate-600">
+              <tr>
                 <th className="px-2 py-4">
                   <Checkbox
                     checked={rows.length > 0 && selected.length === rows.length}
@@ -229,7 +245,6 @@ export const InventoryPage = () => {
                 return (
                   <tr
                     key={row.id}
-                    className="border-t border-slate-200"
                     onClick={(event) => handleClick(event, row.id)}
                     role="checkbox"
                     aria-checked={isItemSelected}
@@ -254,13 +269,15 @@ export const InventoryPage = () => {
                         <div className="min-w-0">
                           <Typography
                             level="title-md"
-                            className="text-slate-900 truncate"
+                            className="truncate"
+                            sx={{ color: "var(--joy-palette-text-primary)" }}
                           >
                             {row.name}
                           </Typography>
                           <Typography
                             level="body-sm"
-                            className="text-slate-500 truncate"
+                            className="truncate"
+                            sx={{ color: "var(--joy-palette-text-tertiary)" }}
                           >
                             {row.description}
                           </Typography>
@@ -273,7 +290,8 @@ export const InventoryPage = () => {
                       </Typography>
                       <Typography
                         level="body-sm"
-                        className="truncate text-slate-400"
+                        className="truncate"
+                        sx={{ color: "var(--joy-palette-neutral-400)" }}
                       >
                         {Cookies.get("currency")}
                       </Typography>
@@ -294,7 +312,8 @@ export const InventoryPage = () => {
                       </Typography>
                       <Typography
                         level="body-sm"
-                        className="truncate text-slate-500"
+                        className="truncate"
+                        sx={{ color: "var(--joy-palette-text-tertiary)" }}
                       >
                         {row.locationDetail}
                       </Typography>

frontend/src/pages/ProductQuickView.tsx

@@ -1,27 +1,12 @@
 import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
 import { getStorages } from "../utils/api/storages.ts";
-import {
-  Box,
-  Button,
-  Chip,
-  CircularProgress,
-  Divider,
-  Input,
-  Option,
-  Select,
-  Typography,
-} from "@mui/joy";
+import { Box, Button, Chip, CircularProgress, Divider, Input, Option, Select, Typography, } from "@mui/joy";
 import { useTranslation } from "react-i18next";
 import { useEffect, useState } from "react";
 import { useForm } from "@tanstack/react-form";
 import { getProductDetails, mutateProduct } from "../utils/api/products.ts";
 import { toInputDate } from "../utils/uxFncs";
-import type {
-  AlertInterface,
-  productDetailsInterface,
-  ProductFormValues,
-  Storage,
-} from "../misc/interfaces";
+import type { AlertInterface, productDetailsInterface, ProductFormValues, Storage, } from "../misc/interfaces";
 import type { ApiError } from "../utils/api/apiError";
 import Cookies from "js-cookie";
 import ElectricBoltIcon from "@mui/icons-material/ElectricBolt";
@@ -140,7 +125,11 @@ export const ProductQuickView = () => {
       <div className="space-y-6">
         <div className="flex flex-wrap items-center gap-3">
           <div className="space-y-1">
-            <Typography level="h2" fontWeight="1000" className="text-slate-900">
+            <Typography
+              level="h2"
+              fontWeight="1000"
+              sx={{ color: "var(--joy-palette-text-primary)" }}
+            >
               <ElectricBoltIcon color="primary" />
               {t("product-details-quick")}
               <ElectricBoltIcon color="primary" />
@@ -157,7 +146,16 @@ export const ProductQuickView = () => {
         {productDetailsLoading && <CircularProgress size="sm" />}
       </div>
       {isSuccess && (
-        <Box className="mt-6 rounded-3xl border border-white/70 bg-white/80 p-6 shadow-[0_24px_60px_rgba(12,38,78,0.12)] backdrop-blur">
+        <Box
+          className="mt-6 rounded-3xl p-6 backdrop-blur"
+          sx={{
+            border: "1px solid",
+            borderColor: "divider",
+            bgcolor: "background.surface",
+            boxShadow:
+              "0 24px 60px color-mix(in srgb, var(--joy-palette-primary-800) 12%, transparent)",
+          }}
+        >
           <form
             className="space-y-6"
             onSubmit={(e) => {
@@ -168,7 +166,10 @@ export const ProductQuickView = () => {
             <div className="gap-5 lg:grid-cols-[1.2fr_1fr]">
               <div className="space-y-4">
                 <div className="space-y-1">
-                  <Typography level="title-md" className="text-slate-900">
+                  <Typography
+                    level="title-md"
+                    sx={{ color: "var(--joy-palette-text-primary)" }}
+                  >
                     {t("product-name")}
                   </Typography>
                   <form.Field name="name">
@@ -180,13 +181,20 @@ export const ProductQuickView = () => {
                         onBlur={field.handleBlur}
                         size="lg"
                         variant="outlined"
-                        className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                        className="rounded-2xl"
+                        sx={{
+                          bgcolor: "var(--joy-palette-background-surface)",
+                          boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                        }}
                       />
                     )}
                   </form.Field>
                 </div>
                 <div className="space-y-1">
-                  <Typography level="title-md" className="text-slate-900">
+                  <Typography
+                    level="title-md"
+                    sx={{ color: "var(--joy-palette-text-primary)" }}
+                  >
                     {t("description")}
                   </Typography>
                   <form.Field name="description">
@@ -198,14 +206,21 @@ export const ProductQuickView = () => {
                         onBlur={field.handleBlur}
                         size="lg"
                         variant="outlined"
-                        className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                        className="rounded-2xl"
+                        sx={{
+                          bgcolor: "var(--joy-palette-background-surface)",
+                          boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                        }}
                       />
                     )}
                   </form.Field>
                 </div>
                 <div className="grid gap-4 md:grid-cols-2">
                   <div className="space-y-1">
-                    <Typography level="title-md" className="text-slate-900">
+                    <Typography
+                      level="title-md"
+                      sx={{ color: "var(--joy-palette-text-primary)" }}
+                    >
                       {t("expiry-date")}
                     </Typography>
                     <form.Field name="expiry_date">
@@ -217,13 +232,19 @@ export const ProductQuickView = () => {
                           onBlur={field.handleBlur}
                           size="lg"
                           variant="outlined"
-                          className="rounded-2xl bg-white/90"
+                          className="rounded-2xl"
+                          sx={{
+                            bgcolor: "var(--joy-palette-background-surface)",
+                          }}
                         />
                       )}
                     </form.Field>
                   </div>
                   <div className="space-y-1">
-                    <Typography level="title-md" className="text-slate-900">
+                    <Typography
+                      level="title-md"
+                      sx={{ color: "var(--joy-palette-text-primary)" }}
+                    >
                       {t("bottling-date")}
                     </Typography>
                     <form.Field name="bottling_date">
@@ -235,7 +256,10 @@ export const ProductQuickView = () => {
                           onBlur={field.handleBlur}
                           size="lg"
                           variant="outlined"
-                          className="rounded-2xl bg-white/90"
+                          className="rounded-2xl"
+                          sx={{
+                            bgcolor: "var(--joy-palette-background-surface)",
+                          }}
                         />
                       )}
                     </form.Field>
@@ -243,14 +267,28 @@ export const ProductQuickView = () => {
                 </div>
               </div>
               <div className="space-y-4">
-                <div className="rounded-2xl border border-white/70 bg-linear-to-br from-[#f7fbff] via-[#f2f6fb] to-[#eef3f9] p-5 shadow-[0_16px_40px_rgba(12,38,78,0.08)]">
-                  <Typography level="title-lg" className="text-slate-900">
+                <div
+                  className="rounded-2xl p-5"
+                  style={{
+                    border: "1px solid var(--joy-palette-divider)",
+                    background:
+                      "linear-gradient(to bottom right, var(--joy-palette-primary-50), var(--joy-palette-background-level1), var(--joy-palette-background-level2))",
+                    boxShadow: "0 16px 40px var(--joy-palette-divider)",
+                  }}
+                >
+                  <Typography
+                    level="title-lg"
+                    sx={{ color: "var(--joy-palette-text-primary)" }}
+                  >
                     {t("inventory")}
                   </Typography>
                   <Divider className="my-3" />
                   <div className="grid gap-4">
                     <div className="space-y-1">
-                      <Typography level="title-md" className="text-slate-900">
+                      <Typography
+                        level="title-md"
+                        sx={{ color: "var(--joy-palette-text-primary)" }}
+                      >
                         {t("amount")}
                       </Typography>
                       <form.Field name="amount">
@@ -270,13 +308,19 @@ export const ProductQuickView = () => {
                               );
                             }}
                             onBlur={field.handleBlur}
-                            className="rounded-2xl bg-white/80"
+                            className="rounded-2xl"
+                            sx={{
+                              bgcolor: "var(--joy-palette-background-surface)",
+                            }}
                           />
                         )}
                       </form.Field>
                     </div>
                     <div className="space-y-1">
-                      <Typography level="title-md" className="text-slate-900">
+                      <Typography
+                        level="title-md"
+                        sx={{ color: "var(--joy-palette-text-primary)" }}
+                      >
                         {t("price")}
                       </Typography>
                       <form.Field name="price">
@@ -288,16 +332,25 @@ export const ProductQuickView = () => {
                             onBlur={field.handleBlur}
                             size="lg"
                             variant="outlined"
-                            className="rounded-2xl bg-white/90"
+                            className="rounded-2xl"
+                            sx={{
+                              bgcolor: "var(--joy-palette-background-surface)",
+                            }}
                           />
                         )}
                       </form.Field>
-                      <Typography level="body-sm" className="text-slate-500">
+                      <Typography
+                        level="body-sm"
+                        sx={{ color: "var(--joy-palette-text-tertiary)" }}
+                      >
                         {Cookies.get("currency")}
                       </Typography>
                     </div>
                     <div className="space-y-1">
-                      <Typography level="title-md" className="text-slate-900">
+                      <Typography
+                        level="title-md"
+                        sx={{ color: "var(--joy-palette-text-primary)" }}
+                      >
                         {t("storage-place")}
                       </Typography>
                       <form.Field name="storage_location_uuid">
@@ -309,7 +362,10 @@ export const ProductQuickView = () => {
                             }
                             size="lg"
                             variant="outlined"
-                            className="rounded-2xl bg-white/90"
+                            className="rounded-2xl"
+                            sx={{
+                              bgcolor: "var(--joy-palette-background-surface)",
+                            }}
                           >
                             {storages?.map((storage) => (
                               <Option key={storage.uuid} value={storage.uuid}>
@@ -325,14 +381,23 @@ export const ProductQuickView = () => {
               </div>
             </div>
             <div className="flex flex-wrap items-center justify-between gap-3">
-              <Typography level="body-sm" className="text-slate-500">
+              <Typography
+                level="body-sm"
+                sx={{ color: "var(--joy-palette-text-tertiary)" }}
+              >
                 {t("product-details")}
               </Typography>
               <Button
                 type="submit"
                 loading={isPending}
                 size="lg"
-                className="rounded-2xl bg-[#0b6bcb] text-white shadow-[0_16px_36px_rgba(11,107,203,0.35)] transition hover:-translate-y-0.5 hover:bg-[#095aa7]"
+                color="primary"
+                variant="solid"
+                className="rounded-2xl transition hover:-translate-y-0.5"
+                sx={{
+                  boxShadow:
+                    "0 16px 36px color-mix(in srgb, var(--joy-palette-primary-solidBg) 35%, transparent)",
+                }}
               >
                 {t("save")}
               </Button>

frontend/src/pages/Settings.tsx

@@ -91,10 +91,16 @@ export const Settings = () => {
       <div className="space-y-6">
         <div className="flex flex-wrap items-center gap-3">
           <div className="space-y-1">
-            <Typography level="h2" className="text-slate-900">
+            <Typography
+              level="h2"
+              sx={{ color: "var(--joy-palette-text-primary)" }}
+            >
               {t("settings")}
             </Typography>
-            <Typography level="body-lg" className="text-slate-500">
+            <Typography
+              level="body-lg"
+              sx={{ color: "var(--joy-palette-text-tertiary)" }}
+            >
               {t("settings-sub")}
             </Typography>
           </div>
@@ -108,7 +114,16 @@ export const Settings = () => {
         </div>
       </div>
 
-      <Sheet className="mt-6 rounded-3xl border border-white/70 bg-white/80 p-6 shadow-[0_24px_60px_rgba(12,38,78,0.12)] backdrop-blur">
+      <Sheet
+        className="mt-6 rounded-3xl p-6 backdrop-blur"
+        sx={{
+          border: "1px solid",
+          borderColor: "divider",
+          bgcolor: "background.surface",
+          boxShadow:
+            "0 24px 60px rgba(var(--joy-palette-primary-900, 12 38 78) / 0.12)",
+        }}
+      >
         {alert.isAlert && (
           <MyAlert type={alert.type} header={alert.header} text={alert.text} />
         )}
@@ -124,13 +139,19 @@ export const Settings = () => {
               form.handleSubmit();
             }}
           >
-            <div className="grid gap-6 lg:grid-cols-[1.1fr_0.9fr]">
+            <div className="grid gap-6 lg:grid-cols-[1.1fr\_0.9fr]">
               <div className="space-y-5">
                 <div className="space-y-1">
-                  <Typography level="title-md" className="text-slate-900">
+                  <Typography
+                    level="title-md"
+                    sx={{ color: "var(--joy-palette-text-primary)" }}
+                  >
                     {t("app-name")}
                   </Typography>
-                  <Typography level="body-sm" className="text-slate-500">
+                  <Typography
+                    level="body-sm"
+                    sx={{ color: "var(--joy-palette-text-tertiary)" }}
+                  >
                     {t("app-name-sub")}
                   </Typography>
                   <form.Field name="app-name">
@@ -141,16 +162,26 @@ export const Settings = () => {
                         size="lg"
                         variant="outlined"
                         placeholder="Stockhome"
-                        className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                        className="rounded-2xl"
+                        sx={{
+                          bgcolor: "var(--joy-palette-background-surface)",
+                          boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                        }}
                       />
                     )}
                   </form.Field>
                 </div>
                 <div className="space-y-1">
-                  <Typography level="title-md" className="text-slate-900">
+                  <Typography
+                    level="title-md"
+                    sx={{ color: "var(--joy-palette-text-primary)" }}
+                  >
                     {t("currency")}
                   </Typography>
-                  <Typography level="body-sm" className="text-slate-500">
+                  <Typography
+                    level="body-sm"
+                    sx={{ color: "var(--joy-palette-text-tertiary)" }}
+                  >
                     {t("currency-sub")}
                   </Typography>
                   <form.Field name="currency">
@@ -161,37 +192,63 @@ export const Settings = () => {
                         size="lg"
                         variant="outlined"
                         placeholder="EUR"
-                        className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                        className="rounded-2xl"
+                        sx={{
+                          bgcolor: "var(--joy-palette-background-surface)",
+                          boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                        }}
                       />
                     )}
                   </form.Field>
                 </div>
               </div>
-              <div className="rounded-2xl border border-white/70 bg-linear-to-br from-[#f7fbff] via-[#f2f6fb] to-[#eef3f9] p-5 shadow-[0_16px_40px_rgba(12,38,78,0.08)]">
-                <Typography level="title-lg" className="text-slate-900">
+              <div
+                className="rounded-2xl p-5"
+                style={{
+                  border: "1px solid var(--joy-palette-divider)",
+                  background:
+                    "linear-gradient(to bottom right, var(--joy-palette-primary-50), var(--joy-palette-background-level1), var(--joy-palette-background-level2))",
+                  boxShadow: "0 16px 40px var(--joy-palette-divider)",
+                }}
+              >
+                <Typography
+                  level="title-lg"
+                  sx={{ color: "var(--joy-palette-text-primary)" }}
+                >
                   {t("quick-tips")}
                 </Typography>
                 <Divider className="my-3" />
-                <div className="space-y-3 text-md text-slate-600">
+                <div
+                  className="space-y-3 text-md"
+                  style={{ color: "var(--joy-palette-text-secondary)" }}
+                >
                   <p>{t("quick-tips-1")}</p>
                   <p>{t("quick-tips-2")}</p>
                 </div>
               </div>
             </div>
-            <div className="flex flex-wrap items-center justify-between gap-3">
+            <div className="flex flex-wrap items-center justify-end gap-3">
               <Button
                 type="submit"
                 size="lg"
                 color="primary"
-                className="rounded-2xl text-white shadow-[0_16px_36px_rgba(11,107,203,0.35)] transition hover:-translate-y-0.5 hover:bg-[#095aa7]"
+                className="rounded-2xl transition hover:-translate-y-0.5"
+                sx={{
+                  boxShadow:
+                    "0 16px 36px color-mix(in srgb, var(--joy-palette-primary-solidBg) 35%, transparent)",
+                }}
               >
                 {t("save")}
               </Button>
               <Button
                 onClick={() => setModal(true)}
                 size="lg"
-                color="warning"
-                className="rounded-2xl text-white shadow-[0_16px_36px_rgba(11,107,203,0.35)] transition hover:-translate-y-0.5 hover:bg-[#095aa7]"
+                color="primary"
+                className="rounded-2xl transition hover:-translate-y-0.5"
+                sx={{
+                  boxShadow:
+                    "0 16px 36px color-mix(in srgb, var(--joy-palette-primary-solidBg) 35%, transparent)",
+                }}
               >
                 {t("change-password")}
               </Button>

frontend/src/pages/Storages.tsx

@@ -50,10 +50,16 @@ export const Storages = () => {
     <>
       <div className="flex flex-col gap-4">
         <div className="min-w-65 space-y-2">
-          <Typography level="h2" className="text-slate-900">
+          <Typography
+            level="h2"
+            sx={{ color: "var(--joy-palette-text-primary)" }}
+          >
             {t("storages")}
           </Typography>
-          <Typography level="body-lg" className="text-slate-500">
+          <Typography
+            level="body-lg"
+            sx={{ color: "var(--joy-palette-text-tertiary)" }}
+          >
             {t("storage-delete-info")}
           </Typography>
         </div>
@@ -74,7 +80,12 @@ export const Storages = () => {
 
       <Sheet
         variant="outlined"
-        className="mt-6 flex min-h-0 w-full max-w-full flex-col overflow-hidden rounded-2xl border border-slate-200 bg-white/80 shadow-sm sm:h-[calc(100vh-260px)]"
+        className="mt-6 flex min-h-0 w-full max-w-full flex-col overflow-hidden rounded-2xl shadow-sm sm:h-[calc(100vh-260px)]"
+        sx={{
+          border: "1px solid",
+          borderColor: "divider",
+          bgcolor: "background.surface",
+        }}
       >
         <AddStorageModal isOpen={modal} setOpen={setModal} />
         {isLoading ? (
@@ -83,7 +94,13 @@ export const Storages = () => {
           </div>
         ) : (
           <>
-            <div className="flex items-center justify-between border-b border-slate-200 px-6 py-4 text-slate-700">
+            <div
+              className="flex items-center justify-between px-6 py-4"
+              style={{
+                borderBottom: "1px solid var(--joy-palette-divider)",
+                color: "var(--joy-palette-text-secondary)",
+              }}
+            >
               <Typography level="body-lg" fontWeight="bold">
                 {t("storages")}
               </Typography>
@@ -94,24 +111,26 @@ export const Storages = () => {
                 stripe="odd"
                 variant="plain"
                 hoverRow
-                className="w-full text-slate-700"
+                className="w-full"
                 sx={{
                   tableLayout: "fixed",
+                  color: "var(--joy-palette-text-secondary)",
                   "--TableCell-headBackground":
-                    "var(--joy-palette-background-surface)",
+                    "var(--joy-palette-background-level1)",
                   "& thead": {
                     position: "sticky",
                     top: 0,
                     zIndex: 3,
-                    backgroundColor: "rgb(248 250 252)",
+                    backgroundColor: "var(--joy-palette-background-level1)",
                   },
                   "& thead tr": {
-                    backgroundColor: "rgb(248 250 252)",
+                    backgroundColor: "var(--joy-palette-background-level1)",
                   },
                   "& thead th": {
                     zIndex: 2,
-                    backgroundColor: "rgb(248 250 252)",
+                    backgroundColor: "var(--joy-palette-background-level1)",
                     backgroundImage: "none",
+                    color: "var(--joy-palette-text-secondary)",
                   },
                   "& thead th:nth-child(1)": {
                     width: "26%",
@@ -134,10 +153,13 @@ export const Storages = () => {
                     minWidth: "80px",
                   },
                   "& tr > *:nth-child(n+3)": { textAlign: "left" },
+                  "& tbody tr": {
+                    borderTop: "1px solid var(--joy-palette-divider)",
+                  },
                 }}
               >
                 <thead>
-                  <tr className="text-slate-600">
+                  <tr>
                     <th className="px-3 py-4">{t("storage-name")}</th>
                     <th className="px-3 py-4">{t("description")}</th>
                     <th className="px-3 py-4">{t("created-at")}</th>

frontend/src/pages/ViewProduct.tsx

@@ -1,27 +1,12 @@
 import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
 import { getStorages } from "../utils/api/storages.ts";
-import {
-  Box,
-  Button,
-  Chip,
-  CircularProgress,
-  Divider,
-  Input,
-  Option,
-  Select,
-  Typography,
-} from "@mui/joy";
+import { Box, Button, Chip, CircularProgress, Divider, Input, Option, Select, Typography, } from "@mui/joy";
 import { useTranslation } from "react-i18next";
 import { useEffect, useState } from "react";
 import { useForm } from "@tanstack/react-form";
 import { getProductDetails, mutateProduct } from "../utils/api/products.ts";
 import { toInputDate } from "../utils/uxFncs";
-import type {
-  AlertInterface,
-  productDetailsInterface,
-  ProductFormValues,
-  Storage,
-} from "../misc/interfaces";
+import type { AlertInterface, productDetailsInterface, ProductFormValues, Storage, } from "../misc/interfaces";
 import type { ApiError } from "../utils/api/apiError";
 import QrCodeIcon from "@mui/icons-material/QrCode";
 import Cookies from "js-cookie";
@@ -160,7 +145,10 @@ export const ViewProduct = (props: ViewProductProps) => {
       <div className="space-y-6">
         <div className="flex flex-wrap items-center gap-3">
           <div className="space-y-1">
-            <Typography level="h2" className="text-slate-900">
+            <Typography
+              level="h2"
+              sx={{ color: "var(--joy-palette-text-primary)" }}
+            >
               {t("product-details")}
             </Typography>
           </div>
@@ -175,7 +163,16 @@ export const ViewProduct = (props: ViewProductProps) => {
         {productDetailsLoading && <CircularProgress size="sm" />}
       </div>
       {isSuccess && (
-        <Box className="mt-6 rounded-3xl border border-white/70 bg-white/80 p-6 shadow-[0_24px_60px_rgba(12,38,78,0.12)] backdrop-blur">
+        <Box
+          className="mt-6 rounded-3xl p-6 backdrop-blur"
+          sx={{
+            border: "1px solid",
+            borderColor: "divider",
+            bgcolor: "background.surface",
+            boxShadow:
+              "0 24px 60px color-mix(in srgb, var(--joy-palette-primary-800) 12%, transparent)",
+          }}
+        >
           <form
             className="space-y-6"
             onSubmit={(e) => {
@@ -186,7 +183,10 @@ export const ViewProduct = (props: ViewProductProps) => {
             <div className="grid gap-5 lg:grid-cols-[1.2fr_1fr]">
               <div className="space-y-4">
                 <div className="space-y-1">
-                  <Typography level="title-md" className="text-slate-900">
+                  <Typography
+                    level="title-md"
+                    sx={{ color: "var(--joy-palette-text-primary)" }}
+                  >
                     {t("product-name")}
                   </Typography>
                   <form.Field name="name">
@@ -198,13 +198,20 @@ export const ViewProduct = (props: ViewProductProps) => {
                         onBlur={field.handleBlur}
                         size="lg"
                         variant="outlined"
-                        className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                        className="rounded-2xl"
+                        sx={{
+                          bgcolor: "var(--joy-palette-background-surface)",
+                          boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                        }}
                       />
                     )}
                   </form.Field>
                 </div>
                 <div className="space-y-1">
-                  <Typography level="title-md" className="text-slate-900">
+                  <Typography
+                    level="title-md"
+                    sx={{ color: "var(--joy-palette-text-primary)" }}
+                  >
                     {t("description")}
                   </Typography>
                   <form.Field name="description">
@@ -216,14 +223,21 @@ export const ViewProduct = (props: ViewProductProps) => {
                         onBlur={field.handleBlur}
                         size="lg"
                         variant="outlined"
-                        className="rounded-2xl bg-white/90 shadow-[0_10px_24px_rgba(15,23,42,0.08)]"
+                        className="rounded-2xl"
+                        sx={{
+                          bgcolor: "var(--joy-palette-background-surface)",
+                          boxShadow: "0 10px 24px var(--joy-palette-divider)",
+                        }}
                       />
                     )}
                   </form.Field>
                 </div>
                 <div className="grid gap-4 md:grid-cols-2">
                   <div className="space-y-1">
-                    <Typography level="title-md" className="text-slate-900">
+                    <Typography
+                      level="title-md"
+                      sx={{ color: "var(--joy-palette-text-primary)" }}
+                    >
                       {t("expiry-date")}
                     </Typography>
                     <form.Field name="expiry_date">
@@ -235,13 +249,19 @@ export const ViewProduct = (props: ViewProductProps) => {
                           onBlur={field.handleBlur}
                           size="lg"
                           variant="outlined"
-                          className="rounded-2xl bg-white/90"
+                          className="rounded-2xl"
+                          sx={{
+                            bgcolor: "var(--joy-palette-background-surface)",
+                          }}
                         />
                       )}
                     </form.Field>
                   </div>
                   <div className="space-y-1">
-                    <Typography level="title-md" className="text-slate-900">
+                    <Typography
+                      level="title-md"
+                      sx={{ color: "var(--joy-palette-text-primary)" }}
+                    >
                       {t("bottling-date")}
                     </Typography>
                     <form.Field name="bottling_date">
@@ -253,7 +273,10 @@ export const ViewProduct = (props: ViewProductProps) => {
                           onBlur={field.handleBlur}
                           size="lg"
                           variant="outlined"
-                          className="rounded-2xl bg-white/90"
+                          className="rounded-2xl"
+                          sx={{
+                            bgcolor: "var(--joy-palette-background-surface)",
+                          }}
                         />
                       )}
                     </form.Field>
@@ -261,14 +284,28 @@ export const ViewProduct = (props: ViewProductProps) => {
                 </div>
               </div>
               <div className="space-y-4">
-                <div className="rounded-2xl border border-white/70 bg-linear-to-br from-[#f7fbff] via-[#f2f6fb] to-[#eef3f9] p-5 shadow-[0_16px_40px_rgba(12,38,78,0.08)]">
-                  <Typography level="title-lg" className="text-slate-900">
+                <div
+                  className="rounded-2xl p-5"
+                  style={{
+                    border: "1px solid var(--joy-palette-divider)",
+                    background:
+                      "linear-gradient(to bottom right, var(--joy-palette-primary-50), var(--joy-palette-background-level1), var(--joy-palette-background-level2))",
+                    boxShadow: "0 16px 40px var(--joy-palette-divider)",
+                  }}
+                >
+                  <Typography
+                    level="title-lg"
+                    sx={{ color: "var(--joy-palette-text-primary)" }}
+                  >
                     {t("inventory")}
                   </Typography>
                   <Divider className="my-3" />
                   <div className="grid gap-4">
                     <div className="space-y-1">
-                      <Typography level="title-md" className="text-slate-900">
+                      <Typography
+                        level="title-md"
+                        sx={{ color: "var(--joy-palette-text-primary)" }}
+                      >
                         {t("amount")}
                       </Typography>
                       <form.Field name="amount">
@@ -288,13 +325,19 @@ export const ViewProduct = (props: ViewProductProps) => {
                               );
                             }}
                             onBlur={field.handleBlur}
-                            className="rounded-2xl bg-white/80"
+                            className="rounded-2xl"
+                            sx={{
+                              bgcolor: "var(--joy-palette-background-surface)",
+                            }}
                           />
                         )}
                       </form.Field>
                     </div>
                     <div className="space-y-1">
-                      <Typography level="title-md" className="text-slate-900">
+                      <Typography
+                        level="title-md"
+                        sx={{ color: "var(--joy-palette-text-primary)" }}
+                      >
                         {t("price")}
                       </Typography>
                       <form.Field name="price">
@@ -306,16 +349,25 @@ export const ViewProduct = (props: ViewProductProps) => {
                             onBlur={field.handleBlur}
                             size="lg"
                             variant="outlined"
-                            className="rounded-2xl bg-white/90"
+                            className="rounded-2xl"
+                            sx={{
+                              bgcolor: "var(--joy-palette-background-surface)",
+                            }}
                           />
                         )}
                       </form.Field>
-                      <Typography level="body-sm" className="text-slate-500">
+                      <Typography
+                        level="body-sm"
+                        sx={{ color: "var(--joy-palette-text-tertiary)" }}
+                      >
                         {Cookies.get("currency")}
                       </Typography>
                     </div>
                     <div className="space-y-1">
-                      <Typography level="title-md" className="text-slate-900">
+                      <Typography
+                        level="title-md"
+                        sx={{ color: "var(--joy-palette-text-primary)" }}
+                      >
                         {t("storage-place")}
                       </Typography>
                       <form.Field name="storage_location_uuid">
@@ -327,7 +379,10 @@ export const ViewProduct = (props: ViewProductProps) => {
                             }
                             size="lg"
                             variant="outlined"
-                            className="rounded-2xl bg-white/90"
+                            className="rounded-2xl"
+                            sx={{
+                              bgcolor: "var(--joy-palette-background-surface)",
+                            }}
                           >
                             {storages?.map((storage) => (
                               <Option key={storage.uuid} value={storage.uuid}>
@@ -344,7 +399,10 @@ export const ViewProduct = (props: ViewProductProps) => {
             </div>
             <div>
               <div className="flex gap-3 items-center">
-                <Typography level="body-sm" className="text-slate-500">
+                <Typography
+                  level="body-sm"
+                  sx={{ color: "var(--joy-palette-text-tertiary)" }}
+                >
                   {t("product-details")}
                 </Typography>
                 <div className="grow"></div>
@@ -353,7 +411,13 @@ export const ViewProduct = (props: ViewProductProps) => {
                   loading={isPending}
                   onClick={() => downloadQRcode()}
                   size="lg"
-                  className="rounded-2xl bg-[#0b6bcb] text-white shadow-[0_16px_36px_rgba(11,107,203,0.35)] transition hover:-translate-y-0.5 hover:bg-[#095aa7]"
+                  color="primary"
+                  variant="solid"
+                  className="rounded-2xl transition hover:-translate-y-0.5"
+                  sx={{
+                    boxShadow:
+                      "0 16px 36px color-mix(in srgb, var(--joy-palette-primary-solidBg) 35%, transparent)",
+                  }}
                 >
                   {t("download-qr-code")}
                 </Button>
@@ -361,7 +425,13 @@ export const ViewProduct = (props: ViewProductProps) => {
                   type="submit"
                   loading={isPending}
                   size="lg"
-                  className="rounded-2xl bg-[#0b6bcb] text-white shadow-[0_16px_36px_rgba(11,107,203,0.35)] transition hover:-translate-y-0.5 hover:bg-[#095aa7]"
+                  color="primary"
+                  variant="solid"
+                  className="rounded-2xl transition hover:-translate-y-0.5"
+                  sx={{
+                    boxShadow:
+                      "0 16px 36px color-mix(in srgb, var(--joy-palette-primary-solidBg) 35%, transparent)",
+                  }}
                 >
                   {t("save")}
                 </Button>

frontend/src/routeTree.gen.ts

@@ -12,12 +12,13 @@ import { Route as rootRouteImport } from './routes/__root'
 import { Route as LoginRouteImport } from './routes/login'
 import { Route as IndexRouteImport } from './routes/index'
 import { Route as AppHiddenLayoutRouteImport } from './routes/app/_hiddenLayout'
-import { Route as AppHiddenLayoutViewProductRouteImport } from './routes/app/_hiddenLayout/view-product'
-import { Route as AppHiddenLayoutStoragesRouteImport } from './routes/app/_hiddenLayout/storages'
-import { Route as AppHiddenLayoutInventoryRouteImport } from './routes/app/_hiddenLayout/inventory'
-import { Route as AppHiddenLayoutAppSettingsRouteImport } from './routes/app/_hiddenLayout/app-settings'
-import { Route as AppHiddenLayoutAddProductRouteImport } from './routes/app/_hiddenLayout/add-product'
+import { Route as AppHiddenLayoutAuthedRouteImport } from './routes/app/_hiddenLayout/_authed'
 import { Route as AppHiddenLayoutQuickViewProductRouteImport } from './routes/app/_hiddenLayout/quick-view/product'
+import { Route as AppHiddenLayoutAuthedViewProductRouteImport } from './routes/app/_hiddenLayout/_authed/view-product'
+import { Route as AppHiddenLayoutAuthedStoragesRouteImport } from './routes/app/_hiddenLayout/_authed/storages'
+import { Route as AppHiddenLayoutAuthedInventoryRouteImport } from './routes/app/_hiddenLayout/_authed/inventory'
+import { Route as AppHiddenLayoutAuthedAppSettingsRouteImport } from './routes/app/_hiddenLayout/_authed/app-settings'
+import { Route as AppHiddenLayoutAuthedAddProductRouteImport } from './routes/app/_hiddenLayout/_authed/add-product'
 
 const LoginRoute = LoginRouteImport.update({
   id: '/login',
@@ -34,33 +35,8 @@ const AppHiddenLayoutRoute = AppHiddenLayoutRouteImport.update({
   path: '/app',
   getParentRoute: () => rootRouteImport,
 } as any)
-const AppHiddenLayoutViewProductRoute =
-  AppHiddenLayoutViewProductRouteImport.update({
-    id: '/view-product',
-    path: '/view-product',
-    getParentRoute: () => AppHiddenLayoutRoute,
-  } as any)
-const AppHiddenLayoutStoragesRoute = AppHiddenLayoutStoragesRouteImport.update({
-  id: '/storages',
-  path: '/storages',
-  getParentRoute: () => AppHiddenLayoutRoute,
-} as any)
-const AppHiddenLayoutInventoryRoute =
-  AppHiddenLayoutInventoryRouteImport.update({
-    id: '/inventory',
-    path: '/inventory',
-    getParentRoute: () => AppHiddenLayoutRoute,
-  } as any)
-const AppHiddenLayoutAppSettingsRoute =
-  AppHiddenLayoutAppSettingsRouteImport.update({
-    id: '/app-settings',
-    path: '/app-settings',
-    getParentRoute: () => AppHiddenLayoutRoute,
-  } as any)
-const AppHiddenLayoutAddProductRoute =
-  AppHiddenLayoutAddProductRouteImport.update({
-    id: '/add-product',
-    path: '/add-product',
+const AppHiddenLayoutAuthedRoute = AppHiddenLayoutAuthedRouteImport.update({
+  id: '/_authed',
   getParentRoute: () => AppHiddenLayoutRoute,
 } as any)
 const AppHiddenLayoutQuickViewProductRoute =
@@ -69,27 +45,57 @@ const AppHiddenLayoutQuickViewProductRoute =
     path: '/quick-view/product',
     getParentRoute: () => AppHiddenLayoutRoute,
   } as any)
+const AppHiddenLayoutAuthedViewProductRoute =
+  AppHiddenLayoutAuthedViewProductRouteImport.update({
+    id: '/view-product',
+    path: '/view-product',
+    getParentRoute: () => AppHiddenLayoutAuthedRoute,
+  } as any)
+const AppHiddenLayoutAuthedStoragesRoute =
+  AppHiddenLayoutAuthedStoragesRouteImport.update({
+    id: '/storages',
+    path: '/storages',
+    getParentRoute: () => AppHiddenLayoutAuthedRoute,
+  } as any)
+const AppHiddenLayoutAuthedInventoryRoute =
+  AppHiddenLayoutAuthedInventoryRouteImport.update({
+    id: '/inventory',
+    path: '/inventory',
+    getParentRoute: () => AppHiddenLayoutAuthedRoute,
+  } as any)
+const AppHiddenLayoutAuthedAppSettingsRoute =
+  AppHiddenLayoutAuthedAppSettingsRouteImport.update({
+    id: '/app-settings',
+    path: '/app-settings',
+    getParentRoute: () => AppHiddenLayoutAuthedRoute,
+  } as any)
+const AppHiddenLayoutAuthedAddProductRoute =
+  AppHiddenLayoutAuthedAddProductRouteImport.update({
+    id: '/add-product',
+    path: '/add-product',
+    getParentRoute: () => AppHiddenLayoutAuthedRoute,
+  } as any)
 
 export interface FileRoutesByFullPath {
   '/': typeof IndexRoute
   '/login': typeof LoginRoute
-  '/app': typeof AppHiddenLayoutRouteWithChildren
-  '/app/add-product': typeof AppHiddenLayoutAddProductRoute
-  '/app/app-settings': typeof AppHiddenLayoutAppSettingsRoute
-  '/app/inventory': typeof AppHiddenLayoutInventoryRoute
-  '/app/storages': typeof AppHiddenLayoutStoragesRoute
-  '/app/view-product': typeof AppHiddenLayoutViewProductRoute
+  '/app': typeof AppHiddenLayoutAuthedRouteWithChildren
+  '/app/add-product': typeof AppHiddenLayoutAuthedAddProductRoute
+  '/app/app-settings': typeof AppHiddenLayoutAuthedAppSettingsRoute
+  '/app/inventory': typeof AppHiddenLayoutAuthedInventoryRoute
+  '/app/storages': typeof AppHiddenLayoutAuthedStoragesRoute
+  '/app/view-product': typeof AppHiddenLayoutAuthedViewProductRoute
   '/app/quick-view/product': typeof AppHiddenLayoutQuickViewProductRoute
 }
 export interface FileRoutesByTo {
   '/': typeof IndexRoute
   '/login': typeof LoginRoute
-  '/app': typeof AppHiddenLayoutRouteWithChildren
-  '/app/add-product': typeof AppHiddenLayoutAddProductRoute
-  '/app/app-settings': typeof AppHiddenLayoutAppSettingsRoute
-  '/app/inventory': typeof AppHiddenLayoutInventoryRoute
-  '/app/storages': typeof AppHiddenLayoutStoragesRoute
-  '/app/view-product': typeof AppHiddenLayoutViewProductRoute
+  '/app': typeof AppHiddenLayoutAuthedRouteWithChildren
+  '/app/add-product': typeof AppHiddenLayoutAuthedAddProductRoute
+  '/app/app-settings': typeof AppHiddenLayoutAuthedAppSettingsRoute
+  '/app/inventory': typeof AppHiddenLayoutAuthedInventoryRoute
+  '/app/storages': typeof AppHiddenLayoutAuthedStoragesRoute
+  '/app/view-product': typeof AppHiddenLayoutAuthedViewProductRoute
   '/app/quick-view/product': typeof AppHiddenLayoutQuickViewProductRoute
 }
 export interface FileRoutesById {
@@ -97,11 +103,12 @@ export interface FileRoutesById {
   '/': typeof IndexRoute
   '/login': typeof LoginRoute
   '/app/_hiddenLayout': typeof AppHiddenLayoutRouteWithChildren
-  '/app/_hiddenLayout/add-product': typeof AppHiddenLayoutAddProductRoute
-  '/app/_hiddenLayout/app-settings': typeof AppHiddenLayoutAppSettingsRoute
-  '/app/_hiddenLayout/inventory': typeof AppHiddenLayoutInventoryRoute
-  '/app/_hiddenLayout/storages': typeof AppHiddenLayoutStoragesRoute
-  '/app/_hiddenLayout/view-product': typeof AppHiddenLayoutViewProductRoute
+  '/app/_hiddenLayout/_authed': typeof AppHiddenLayoutAuthedRouteWithChildren
+  '/app/_hiddenLayout/_authed/add-product': typeof AppHiddenLayoutAuthedAddProductRoute
+  '/app/_hiddenLayout/_authed/app-settings': typeof AppHiddenLayoutAuthedAppSettingsRoute
+  '/app/_hiddenLayout/_authed/inventory': typeof AppHiddenLayoutAuthedInventoryRoute
+  '/app/_hiddenLayout/_authed/storages': typeof AppHiddenLayoutAuthedStoragesRoute
+  '/app/_hiddenLayout/_authed/view-product': typeof AppHiddenLayoutAuthedViewProductRoute
   '/app/_hiddenLayout/quick-view/product': typeof AppHiddenLayoutQuickViewProductRoute
 }
 export interface FileRouteTypes {
@@ -132,11 +139,12 @@ export interface FileRouteTypes {
     | '/'
     | '/login'
     | '/app/_hiddenLayout'
-    | '/app/_hiddenLayout/add-product'
-    | '/app/_hiddenLayout/app-settings'
-    | '/app/_hiddenLayout/inventory'
-    | '/app/_hiddenLayout/storages'
-    | '/app/_hiddenLayout/view-product'
+    | '/app/_hiddenLayout/_authed'
+    | '/app/_hiddenLayout/_authed/add-product'
+    | '/app/_hiddenLayout/_authed/app-settings'
+    | '/app/_hiddenLayout/_authed/inventory'
+    | '/app/_hiddenLayout/_authed/storages'
+    | '/app/_hiddenLayout/_authed/view-product'
     | '/app/_hiddenLayout/quick-view/product'
   fileRoutesById: FileRoutesById
 }
@@ -169,39 +177,11 @@ declare module '@tanstack/react-router' {
       preLoaderRoute: typeof AppHiddenLayoutRouteImport
       parentRoute: typeof rootRouteImport
     }
-    '/app/_hiddenLayout/view-product': {
-      id: '/app/_hiddenLayout/view-product'
-      path: '/view-product'
-      fullPath: '/app/view-product'
-      preLoaderRoute: typeof AppHiddenLayoutViewProductRouteImport
-      parentRoute: typeof AppHiddenLayoutRoute
-    }
-    '/app/_hiddenLayout/storages': {
-      id: '/app/_hiddenLayout/storages'
-      path: '/storages'
-      fullPath: '/app/storages'
-      preLoaderRoute: typeof AppHiddenLayoutStoragesRouteImport
-      parentRoute: typeof AppHiddenLayoutRoute
-    }
-    '/app/_hiddenLayout/inventory': {
-      id: '/app/_hiddenLayout/inventory'
-      path: '/inventory'
-      fullPath: '/app/inventory'
-      preLoaderRoute: typeof AppHiddenLayoutInventoryRouteImport
-      parentRoute: typeof AppHiddenLayoutRoute
-    }
-    '/app/_hiddenLayout/app-settings': {
-      id: '/app/_hiddenLayout/app-settings'
-      path: '/app-settings'
-      fullPath: '/app/app-settings'
-      preLoaderRoute: typeof AppHiddenLayoutAppSettingsRouteImport
-      parentRoute: typeof AppHiddenLayoutRoute
-    }
-    '/app/_hiddenLayout/add-product': {
-      id: '/app/_hiddenLayout/add-product'
-      path: '/add-product'
-      fullPath: '/app/add-product'
-      preLoaderRoute: typeof AppHiddenLayoutAddProductRouteImport
+    '/app/_hiddenLayout/_authed': {
+      id: '/app/_hiddenLayout/_authed'
+      path: ''
+      fullPath: '/app'
+      preLoaderRoute: typeof AppHiddenLayoutAuthedRouteImport
       parentRoute: typeof AppHiddenLayoutRoute
     }
     '/app/_hiddenLayout/quick-view/product': {
@@ -211,24 +191,72 @@ declare module '@tanstack/react-router' {
       preLoaderRoute: typeof AppHiddenLayoutQuickViewProductRouteImport
       parentRoute: typeof AppHiddenLayoutRoute
     }
+    '/app/_hiddenLayout/_authed/view-product': {
+      id: '/app/_hiddenLayout/_authed/view-product'
+      path: '/view-product'
+      fullPath: '/app/view-product'
+      preLoaderRoute: typeof AppHiddenLayoutAuthedViewProductRouteImport
+      parentRoute: typeof AppHiddenLayoutAuthedRoute
+    }
+    '/app/_hiddenLayout/_authed/storages': {
+      id: '/app/_hiddenLayout/_authed/storages'
+      path: '/storages'
+      fullPath: '/app/storages'
+      preLoaderRoute: typeof AppHiddenLayoutAuthedStoragesRouteImport
+      parentRoute: typeof AppHiddenLayoutAuthedRoute
+    }
+    '/app/_hiddenLayout/_authed/inventory': {
+      id: '/app/_hiddenLayout/_authed/inventory'
+      path: '/inventory'
+      fullPath: '/app/inventory'
+      preLoaderRoute: typeof AppHiddenLayoutAuthedInventoryRouteImport
+      parentRoute: typeof AppHiddenLayoutAuthedRoute
+    }
+    '/app/_hiddenLayout/_authed/app-settings': {
+      id: '/app/_hiddenLayout/_authed/app-settings'
+      path: '/app-settings'
+      fullPath: '/app/app-settings'
+      preLoaderRoute: typeof AppHiddenLayoutAuthedAppSettingsRouteImport
+      parentRoute: typeof AppHiddenLayoutAuthedRoute
+    }
+    '/app/_hiddenLayout/_authed/add-product': {
+      id: '/app/_hiddenLayout/_authed/add-product'
+      path: '/add-product'
+      fullPath: '/app/add-product'
+      preLoaderRoute: typeof AppHiddenLayoutAuthedAddProductRouteImport
+      parentRoute: typeof AppHiddenLayoutAuthedRoute
+    }
   }
 }
 
+interface AppHiddenLayoutAuthedRouteChildren {
+  AppHiddenLayoutAuthedAddProductRoute: typeof AppHiddenLayoutAuthedAddProductRoute
+  AppHiddenLayoutAuthedAppSettingsRoute: typeof AppHiddenLayoutAuthedAppSettingsRoute
+  AppHiddenLayoutAuthedInventoryRoute: typeof AppHiddenLayoutAuthedInventoryRoute
+  AppHiddenLayoutAuthedStoragesRoute: typeof AppHiddenLayoutAuthedStoragesRoute
+  AppHiddenLayoutAuthedViewProductRoute: typeof AppHiddenLayoutAuthedViewProductRoute
+}
+
+const AppHiddenLayoutAuthedRouteChildren: AppHiddenLayoutAuthedRouteChildren = {
+  AppHiddenLayoutAuthedAddProductRoute: AppHiddenLayoutAuthedAddProductRoute,
+  AppHiddenLayoutAuthedAppSettingsRoute: AppHiddenLayoutAuthedAppSettingsRoute,
+  AppHiddenLayoutAuthedInventoryRoute: AppHiddenLayoutAuthedInventoryRoute,
+  AppHiddenLayoutAuthedStoragesRoute: AppHiddenLayoutAuthedStoragesRoute,
+  AppHiddenLayoutAuthedViewProductRoute: AppHiddenLayoutAuthedViewProductRoute,
+}
+
+const AppHiddenLayoutAuthedRouteWithChildren =
+  AppHiddenLayoutAuthedRoute._addFileChildren(
+    AppHiddenLayoutAuthedRouteChildren,
+  )
+
 interface AppHiddenLayoutRouteChildren {
-  AppHiddenLayoutAddProductRoute: typeof AppHiddenLayoutAddProductRoute
-  AppHiddenLayoutAppSettingsRoute: typeof AppHiddenLayoutAppSettingsRoute
-  AppHiddenLayoutInventoryRoute: typeof AppHiddenLayoutInventoryRoute
-  AppHiddenLayoutStoragesRoute: typeof AppHiddenLayoutStoragesRoute
-  AppHiddenLayoutViewProductRoute: typeof AppHiddenLayoutViewProductRoute
+  AppHiddenLayoutAuthedRoute: typeof AppHiddenLayoutAuthedRouteWithChildren
   AppHiddenLayoutQuickViewProductRoute: typeof AppHiddenLayoutQuickViewProductRoute
 }
 
 const AppHiddenLayoutRouteChildren: AppHiddenLayoutRouteChildren = {
-  AppHiddenLayoutAddProductRoute: AppHiddenLayoutAddProductRoute,
-  AppHiddenLayoutAppSettingsRoute: AppHiddenLayoutAppSettingsRoute,
-  AppHiddenLayoutInventoryRoute: AppHiddenLayoutInventoryRoute,
-  AppHiddenLayoutStoragesRoute: AppHiddenLayoutStoragesRoute,
-  AppHiddenLayoutViewProductRoute: AppHiddenLayoutViewProductRoute,
+  AppHiddenLayoutAuthedRoute: AppHiddenLayoutAuthedRouteWithChildren,
   AppHiddenLayoutQuickViewProductRoute: AppHiddenLayoutQuickViewProductRoute,
 }
 

frontend/src/routes/app/_hiddenLayout.tsx

@@ -1,4 +1,4 @@
-import { Outlet, createFileRoute } from "@tanstack/react-router";
+import { createFileRoute, Outlet } from "@tanstack/react-router";
 import { Sidebar } from "../../components/Sidebar";
 
 export const Route = createFileRoute("/app/_hiddenLayout")({
@@ -7,7 +7,10 @@ export const Route = createFileRoute("/app/_hiddenLayout")({
 
 function AppLayout() {
   return (
-    <div className="flex min-h-screen w-full flex-col bg-[#f7f9fc] lg:flex-row">
+    <div
+      className="flex min-h-screen w-full flex-col lg:flex-row"
+      style={{ backgroundColor: "var(--joy-palette-background-body)" }}
+    >
       <Sidebar />
       <main className="flex-1 px-4 py-5 sm:px-6 lg:px-8 lg:py-6">
         <Outlet />

frontend/src/routes/app/_hiddenLayout/_authed.tsx

@@ -0,0 +1,9 @@
+import { createFileRoute, Outlet } from "@tanstack/react-router";
+import { verifyLogin } from "../../../utils/api/auth";
+
+export const Route = createFileRoute("/app/_hiddenLayout/_authed")({
+  beforeLoad: async () => {
+    await verifyLogin();
+  },
+  component: () => <Outlet />,
+});

frontend/src/routes/app/_hiddenLayout/_authed/add-product.tsx

@@ -0,0 +1,10 @@
+import { createFileRoute } from "@tanstack/react-router";
+import { AddProduct } from "../../../../pages/AddProduct";
+
+export const Route = createFileRoute("/app/_hiddenLayout/_authed/add-product")({
+  component: RouteComponent,
+});
+
+function RouteComponent() {
+  return <AddProduct />;
+}

frontend/src/routes/app/_hiddenLayout/_authed/app-settings.tsx

@@ -0,0 +1,12 @@
+import { createFileRoute } from "@tanstack/react-router";
+import { Settings } from "../../../../pages/Settings";
+
+export const Route = createFileRoute("/app/_hiddenLayout/_authed/app-settings")(
+  {
+    component: RouteComponent,
+  },
+);
+
+function RouteComponent() {
+  return <Settings />;
+}

frontend/src/routes/app/_hiddenLayout/_authed/inventory.tsx

@@ -0,0 +1,10 @@
+import { createFileRoute } from "@tanstack/react-router";
+import { InventoryPage } from "../../../../pages/Inventory";
+
+export const Route = createFileRoute("/app/_hiddenLayout/_authed/inventory")({
+  component: RouteComponent,
+});
+
+function RouteComponent() {
+  return <InventoryPage />;
+}

frontend/src/routes/app/_hiddenLayout/_authed/storages.tsx

@@ -0,0 +1,10 @@
+import { createFileRoute } from "@tanstack/react-router";
+import { Storages } from "../../../../pages/Storages";
+
+export const Route = createFileRoute("/app/_hiddenLayout/_authed/storages")({
+  component: RouteComponent,
+});
+
+function RouteComponent() {
+  return <Storages />;
+}

frontend/src/routes/app/_hiddenLayout/_authed/view-product.tsx

@@ -0,0 +1,17 @@
+import { createFileRoute } from "@tanstack/react-router";
+import { z } from "zod";
+import { ViewProduct } from "../../../../pages/ViewProduct";
+
+export const Route = createFileRoute("/app/_hiddenLayout/_authed/view-product")(
+  {
+    validateSearch: z.object({
+      product: z.string(),
+    }),
+    component: RouteComponent,
+  },
+);
+
+function RouteComponent() {
+  const { product } = Route.useSearch();
+  return <ViewProduct uuid={product} />;
+}

frontend/src/routes/app/_hiddenLayout/add-product.tsx

@@ -1,18 +0,0 @@
-import { createFileRoute, redirect } from "@tanstack/react-router";
-import { isAuthenticated } from "../../../utils/api/auth";
-import { AddProduct } from "../../../pages/AddProduct";
-
-export const Route = createFileRoute("/app/_hiddenLayout/add-product")({
-  beforeLoad: async () => {
-    if (!(await isAuthenticated())) {
-      throw redirect({
-        to: "/login",
-      });
-    }
-  },
-  component: RouteComponent,
-});
-
-function RouteComponent() {
-  return <AddProduct />;
-}

frontend/src/routes/app/_hiddenLayout/app-settings.tsx

@@ -1,18 +0,0 @@
-import { createFileRoute, redirect } from "@tanstack/react-router";
-import { isAuthenticated } from "../../../utils/api/auth";
-import { Settings } from "../../../pages/Settings";
-
-export const Route = createFileRoute("/app/_hiddenLayout/app-settings")({
-  beforeLoad: async () => {
-    if (!(await isAuthenticated())) {
-      throw redirect({
-        to: "/login",
-      });
-    }
-  },
-  component: RouteComponent,
-});
-
-function RouteComponent() {
-  return <Settings />;
-}

frontend/src/routes/app/_hiddenLayout/inventory.tsx

@@ -1,18 +0,0 @@
-import { createFileRoute, redirect } from "@tanstack/react-router";
-import { isAuthenticated } from "../../../utils/api/auth";
-import { InventoryPage } from "../../../pages/Inventory";
-
-export const Route = createFileRoute("/app/_hiddenLayout/inventory")({
-  beforeLoad: async () => {
-    if (!(await isAuthenticated())) {
-      throw redirect({
-        to: "/login",
-      });
-    }
-  },
-  component: RouteComponent,
-});
-
-function RouteComponent() {
-  return <InventoryPage />;
-}

frontend/src/routes/app/_hiddenLayout/storages.tsx

@@ -1,18 +0,0 @@
-import { createFileRoute, redirect } from "@tanstack/react-router";
-import { isAuthenticated } from "../../../utils/api/auth";
-import { Storages } from "../../../pages/Storages";
-
-export const Route = createFileRoute("/app/_hiddenLayout/storages")({
-  beforeLoad: async () => {
-    if (!(await isAuthenticated())) {
-      throw redirect({
-        to: "/login",
-      });
-    }
-  },
-  component: RouteComponent,
-});
-
-function RouteComponent() {
-  return <Storages />;
-}

frontend/src/routes/app/_hiddenLayout/view-product.tsx

@@ -1,23 +0,0 @@
-import { createFileRoute, redirect } from "@tanstack/react-router";
-import { z } from "zod";
-import { isAuthenticated } from "../../../utils/api/auth";
-import { ViewProduct } from "../../../pages/ViewProduct";
-
-export const Route = createFileRoute("/app/_hiddenLayout/view-product")({
-  beforeLoad: async () => {
-    if (!(await isAuthenticated())) {
-      throw redirect({
-        to: "/login",
-      });
-    }
-  },
-  validateSearch: z.object({
-    product: z.string(),
-  }),
-  component: RouteComponent,
-});
-
-function RouteComponent() {
-  const { product } = Route.useSearch();
-  return <ViewProduct uuid={product} />;
-}

frontend/src/routes/index.tsx

@@ -6,6 +6,7 @@ export const Route = createFileRoute("/")({
     if (!(await isAuthenticated())) {
       throw redirect({
         to: "/login",
+        search: { loggedOut: true },
       });
     } else {
       throw redirect({

frontend/src/routes/login.tsx

@@ -1,7 +1,11 @@
 import { createFileRoute } from "@tanstack/react-router";
 import { LoginCard } from "../components/LoginCard";
+import { checkLogin } from "../utils/api/auth.ts";
 
 export const Route = createFileRoute("/login")({
+  beforeLoad: async () => {
+    await checkLogin();
+  },
   component: RouteComponent,
 });
 

frontend/src/theme.ts

@@ -0,0 +1,265 @@
+import { extendTheme } from "@mui/joy/styles";
+
+// I generated this theme with AI (Claude Opus 4.6)
+
+export const theme = extendTheme({
+  cssVarPrefix: "joy",
+  colorSchemes: {
+    light: {
+      palette: {
+        primary: {
+          50: "#eef7ff",
+          100: "#dcedff",
+          200: "#b3d9ff",
+          300: "#7fbdff",
+          400: "#469cf5",
+          500: "#0b6bcb",
+          600: "#0958a8",
+          700: "#08478a",
+          800: "#0a3a6e",
+          900: "#0c2f59",
+          solidBg: "#0b6bcb",
+          solidHoverBg: "#095aa7",
+          solidActiveBg: "#08478a",
+          outlinedBorder: "#7fbdff",
+          outlinedColor: "#08478a",
+          softBg: "#dcedff", // Color in sidebar for selected view
+          softColor: "#08478a",
+        },
+        success: {
+          50: "#ecfdf5",
+          100: "#d1faee",
+          200: "#a6f4dc",
+          300: "#6ee7c9",
+          400: "#34d0ac",
+          500: "#0d9488",
+          600: "#0b7c73",
+          700: "#0a655e",
+          800: "#0b514c",
+          900: "#0a423f",
+          solidBg: "#0d9488",
+          solidHoverBg: "#0b7c73",
+          softBg: "#d1faee",
+          softColor: "#0a655e",
+        },
+        warning: {
+          50: "#fffaeb",
+          100: "#fef0c7",
+          200: "#fedf89",
+          300: "#fdc74a",
+          400: "#fbaf24",
+          500: "#f59e0b",
+          600: "#d67e06",
+          700: "#b25f08",
+          800: "#8f4a0e",
+          900: "#763d10",
+          solidBg: "#f59e0b",
+          solidHoverBg: "#d67e06",
+          softBg: "#fef0c7",
+          softColor: "#8f4a0e",
+        },
+        danger: {
+          50: "#fff1f2",
+          100: "#ffe1e4",
+          200: "#ffc7cd",
+          300: "#ff9ba7",
+          400: "#fb6b7d",
+          500: "#e11d48",
+          600: "#be123c",
+          700: "#9b1038",
+          800: "#7f1230",
+          900: "#6a122b",
+          solidBg: "#e11d48",
+          solidHoverBg: "#be123c",
+          softBg: "#ffe1e4",
+          softColor: "#9b1038",
+        },
+        neutral: {
+          50: "#f8fafc",
+          100: "#f1f5f9",
+          200: "#e2e8f0",
+          300: "#cbd5e1",
+          400: "#94a3b8",
+          500: "#64748b",
+          600: "#475569",
+          700: "#334155",
+          800: "#1e293b",
+          900: "#0f172a",
+        },
+        background: {
+          body: "#f7f9fc",
+          surface: "#ffffff",
+          level1: "#f1f5f9",
+          level2: "#e2e8f0",
+          level3: "#cbd5e1",
+        },
+        text: {
+          primary: "#0f172a",
+          secondary: "#475569",
+          tertiary: "#64748b",
+        },
+        divider: "rgba(15, 23, 42, 0.08)",
+      },
+    },
+    dark: {
+      palette: {
+        primary: {
+          50: "#0c2f59",
+          100: "#0a3a6e",
+          200: "#08478a",
+          300: "#0958a8",
+          400: "#0b6bcb",
+          500: "#3b8ce0",
+          600: "#6ba9ea",
+          700: "#9cc6f2",
+          800: "#c7defa",
+          900: "#eef7ff",
+          solidBg: "#3b8ce0",
+          solidHoverBg: "#6ba9ea",
+          solidActiveBg: "#0958a8",
+          outlinedBorder: "#0958a8",
+          outlinedColor: "#9cc6f2",
+          softBg: "rgba(59, 140, 224, 0.16)", // Color in sidebar for selected view
+          softColor: "#9cc6f2",
+        },
+        success: {
+          50: "#0a423f",
+          100: "#0b514c",
+          200: "#0a655e",
+          300: "#0b7c73",
+          400: "#0d9488",
+          500: "#2dc8b1",
+          600: "#6ee7c9",
+          700: "#a6f4dc",
+          800: "#d1faee",
+          900: "#ecfdf5",
+          solidBg: "#0d9488",
+          solidHoverBg: "#2dc8b1",
+          softBg: "rgba(13, 148, 136, 0.18)",
+          softColor: "#6ee7c9",
+        },
+        warning: {
+          50: "#763d10",
+          100: "#8f4a0e",
+          200: "#b25f08",
+          300: "#d67e06",
+          400: "#f59e0b",
+          500: "#fbaf24",
+          600: "#fdc74a",
+          700: "#fedf89",
+          800: "#fef0c7",
+          900: "#fffaeb",
+          solidBg: "#f59e0b",
+          solidHoverBg: "#fbaf24",
+          softBg: "rgba(245, 158, 11, 0.16)",
+          softColor: "#fdc74a",
+        },
+        danger: {
+          50: "#6a122b",
+          100: "#7f1230",
+          200: "#9b1038",
+          300: "#be123c",
+          400: "#e11d48",
+          500: "#f04463",
+          600: "#fb6b7d",
+          700: "#ff9ba7",
+          800: "#ffc7cd",
+          900: "#fff1f2",
+          solidBg: "#e11d48",
+          solidHoverBg: "#f04463",
+          softBg: "rgba(225, 29, 72, 0.18)",
+          softColor: "#fb6b7d",
+        },
+        neutral: {
+          50: "#0b1220",
+          100: "#0f172a",
+          200: "#1e293b",
+          300: "#334155",
+          400: "#475569",
+          500: "#64748b",
+          600: "#94a3b8",
+          700: "#cbd5e1",
+          800: "#e2e8f0",
+          900: "#f1f5f9",
+        },
+        background: {
+          body: "#0b1220",
+          surface: "#111a2e",
+          level1: "#16213a",
+          level2: "#1e293b",
+          level3: "#334155",
+        },
+        text: {
+          primary: "#f1f5f9",
+          secondary: "#cbd5e1",
+          tertiary: "#94a3b8",
+        },
+        divider: "rgba(226, 232, 240, 0.08)",
+      },
+    },
+  },
+  fontFamily: {
+    body: "'Inter', 'Segoe UI', system-ui, sans-serif",
+    display: "'Inter', 'Segoe UI', system-ui, sans-serif",
+  },
+  radius: {
+    xs: "6px",
+    sm: "10px",
+    md: "14px",
+    lg: "20px",
+    xl: "28px",
+  },
+  components: {
+    JoyInput: {
+      styleOverrides: {
+        input: ({ theme }) => ({
+          color: theme.vars.palette.text.primary,
+          "&::placeholder": {
+            color: theme.vars.palette.text.tertiary,
+            opacity: 1,
+          },
+        }),
+      },
+    },
+    JoySelect: {
+      styleOverrides: {
+        button: ({ theme }) => ({
+          color: theme.vars.palette.text.primary,
+        }),
+        listbox: ({ theme }) => ({
+          color: theme.vars.palette.text.primary,
+          backgroundColor: theme.vars.palette.background.surface,
+        }),
+      },
+    },
+    JoySheet: {
+      styleOverrides: {
+        root: ({ theme }) => ({
+          backgroundColor: theme.vars.palette.background.surface,
+          borderColor: theme.vars.palette.divider,
+        }),
+      },
+    },
+    JoyOption: {
+      styleOverrides: {
+        root: ({ theme }) => ({
+          color: theme.vars.palette.text.primary,
+          backgroundColor: theme.vars.palette.background.surface,
+          "&:hover": {
+            backgroundColor: theme.vars.palette.background.level1,
+          },
+          '&[aria-selected="true"]': {
+            backgroundColor: theme.vars.palette.background.level2,
+          },
+        }),
+      },
+    },
+    JoyButton: {
+      styleOverrides: {
+        root: {
+          transition: "all 0.15s ease",
+        },
+      },
+    },
+  },
+});

frontend/src/utils/api/auth.ts

@@ -4,8 +4,9 @@ import type {TFunction} from "i18next";
 import { fetchSettings } from "./settings";
 import type { ChangePasswordIntf } from "../../misc/interfaces";
 import { createApiError } from "./apiError";
+import { redirect } from "@tanstack/react-router";
 
-export async function isAuthenticated() {
+export const isAuthenticated = async () => {
   if (Cookies.get("token")) {
     const result = await fetch(`${API_BASE}/users/verify-token`, {
       method: "POST",
@@ -23,13 +24,13 @@ export async function isAuthenticated() {
 
   Cookies.remove("token");
   return false;
-}
+};
 
-export async function signInUser(
+export const signInUser = async (
   username: string,
   password: string,
   t: TFunction,
-) {
+) => {
   const result = await fetch(`${API_BASE}/users/login`, {
     method: "POST",
     headers: {
@@ -54,12 +55,7 @@ export async function signInUser(
 
   Cookies.remove("token");
   throw createApiError(response.code, t(response.code || "unknown-error"));
-}
-
-export function signOutUser() {
-    Cookies.remove("token");
-    return {ok: true as const};
-}
+};
 
 export const mutatePassword = async (payload: ChangePasswordIntf) => {
   const result = await fetch(`${API_BASE}/users/change-password`, {
@@ -83,3 +79,20 @@ export const mutatePassword = async (payload: ChangePasswordIntf) => {
 
   throw createApiError(response.code, "Change password failed");
 };
+
+export const verifyLogin = async () => {
+  if (!(await isAuthenticated())) {
+    throw redirect({
+      to: "/login",
+      search: { loggedOut: true },
+    });
+  }
+};
+
+export const checkLogin = async () => {
+  if (await isAuthenticated()) {
+    throw redirect({
+      to: "/app/inventory",
+    });
+  }
+};

frontend/src/utils/i18n/locales/de/de.json

@@ -58,6 +58,8 @@
   "success": "Erfolg",
   "submit": "Absenden",
   "logout-success-text": "Logout erfolgreich!",
+  "not-found-header": "404 - Nicht gefunden",
+  "not-found-body": "Die Seite nach der du gesucht hast, gibt es nicht.",
   "SU005": "Das Passwort wurde erfolgreich geändert!",
   "SE001": "Die Einstellungen wurden erfolgreich geändert!",
   "EG001": "Ein unerwarteter Fehler ist aufgetreten. Bitte versuchen Sie es später erneut.",

frontend/src/utils/i18n/locales/en/en.json

@@ -58,6 +58,8 @@
   "success": "Success",
   "submit": "Submit",
   "logout-success-text": "Logout successful!",
+  "not-found-header": "404 - Not found",
+  "not-found-body": "The page you were looking for, does not exist.",
   "SU005": "Your password is updated successfully!",
   "SE001": "The settings are updated successfully!",
   "EG001": "An unexpected error occurred. Please try again later.",

package-lock.json

@@ -59,7 +59,6 @@
         "react": "^17.0.0 || ^18.0.0 || ^19.0.0",
         "react-dom": "^17.0.0 || ^18.0.0 || ^19.0.0",
         "react-i18next": "^17.0.8",
-        "react-toastify": "^11.1.0",
         "tailwindcss": "^4.3.0",
         "validator": "^13.15.35",
         "zod": "^4.4.3"
@@ -6332,19 +6331,6 @@
       "integrity": "sha512-kZFnouyVv7eP/Phmrlo9FK+zcAdriZJvzxXHF1Sl1P377WSGe2G/JxVolhTrB/jeV47lKImhNUsijjHAAbcl/A==",
       "license": "MIT"
     },
-    "node_modules/react-toastify": {
-      "version": "11.1.0",
-      "resolved": "https://registry.npmjs.org/react-toastify/-/react-toastify-11.1.0.tgz",
-      "integrity": "sha512-e9h23x3phN0wbFeB6yovmWp7lobzV4CaCH0LO8nVP6H7Y+3GbcLpIzMm9dJhcp1RXbpyfvjgpfXqO80QAmn7sg==",
-      "license": "MIT",
-      "dependencies": {
-        "clsx": "^2.1.1"
-      },
-      "peerDependencies": {
-        "react": "^18 || ^19",
-        "react-dom": "^18 || ^19"
-      }
-    },
     "node_modules/react-transition-group": {
       "version": "4.4.5",
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