Merge branch 'demoDev' into debian12Demo

FrontendV2/nginx.conf

@@ -14,7 +14,7 @@ server {
   }
 
   location /backend/ {
-    proxy_pass http://borrow_system-backend_v2:8004/;
+    proxy_pass http://demo_borrow_system-backend_v2:8102/;
   }
 
   location ~* \.(?:js|mjs|css|png|jpg|jpeg|gif|ico|svg|woff2?)$ {

FrontendV2/src/App.tsx

@@ -12,11 +12,10 @@ import { triggerLogoutAtom } from "@/states/Atoms";
 import { MyLoansPage } from "./pages/MyLoansPage";
 import Landingpage from "./pages/Landingpage";
 import { changeLanguage } from "i18next";
-import { Box, Flex } from "@chakra-ui/react";
+import { Flex } from "@chakra-ui/react";
 import { Footer } from "./components/footer/Footer";
 import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
 import { API_BASE } from "@/config/api.config";
-import { ContactPage } from "./pages/ContactPage";
 
 const queryClient = new QueryClient();
 
@@ -72,8 +71,8 @@ function App() {
 
   return (
     <QueryClientProvider client={queryClient}>
-      <Flex direction="column" minH="100vh">
+      <Flex direction="column" minH="100dvh">
-        <Box as="main" flex="1">
+        <Flex as="main" flex="1" direction="column">
           <UserContext.Provider value={user}>
             <BrowserRouter>
               <Routes>
@@ -81,14 +80,13 @@ function App() {
                   <Route path="/" element={<HomePage />} />
                   <Route path="/my-loans" element={<MyLoansPage />} />
                   <Route path="/landingpage" element={<Landingpage />} />
-                  <Route path="/contact" element={<ContactPage />} />
                 </Route>
 
                 <Route path="/login" element={<LoginPage />} />
               </Routes>
             </BrowserRouter>
           </UserContext.Provider>
-        </Box>
+        </Flex>
         <Footer />
       </Flex>
     </QueryClientProvider>

FrontendV2/src/components/Changelog.json

@@ -1,50 +0,0 @@
-{
-    "title": "Changelog",
-    "items": [
-        {
-            "version": "v2.1.0",
-            "date": "2025-10-24",
-            "changes": [
-                {
-                    "type": "Hinzugefügt",
-                    "text": [
-                        "Neue Changelog-Komponente mit zentriertem Layout.",
-                        "Unterstützung für mehrsprachige Einträge (Englisch und Deutsch)."
-                    ]
-                },
-                {
-                    "type": "Verbessert",
-                    "text": [
-                        "Performance-Optimierungen beim Laden der Listenansichten.",
-                        "Verbesserte Barrierefreiheit durch ARIA-Attribute."
-                    ]
-                },
-                {
-                    "type": "Behoben",
-                    "text": [
-                        "Fehler bei der Datumsauswahl im Safari-Browser.",
-                        "Anzeigeprobleme bei hohen DPI-Einstellungen."
-                    ]
-                }
-            ]
-        },
-        {
-            "version": "v2.0.3",
-            "date": "2025-10-10",
-            "changes": [
-                {
-                    "type": "Geändert",
-                    "text": [
-                        "Standard-Timeout für API-Requests auf 10s erhöht."
-                    ]
-                },
-                {
-                    "type": "Sicherheit",
-                    "text": [
-                        "Abhängigkeiten aktualisiert (kritische CVEs behoben)."
-                    ]
-                }
-            ]
-        }
-    ]
-}

FrontendV2/src/components/Changelog.tsx

@@ -1,263 +0,0 @@
-import { useEffect, useRef, useState } from "react";
-
-const STORAGE_KEY = "changelog";
-
-type ChangeType =
-  | "Hinzugefügt"
-  | "Geändert"
-  | "Behoben"
-  | "Entfernt"
-  | "Verbessert"
-  | "Sicherheit"
-  | "Veraltet"
-  | string;
-
-type ChangeEntry = {
-  type: ChangeType;
-  text: string | string[]; // aus localStorage kann es eine Liste sein
-};
-
-type ChangelogItem = {
-  version?: string;
-  date: string;
-  changes: ChangeEntry[];
-};
-
-type StoredChangelog = {
-  title: string;
-  items: ChangelogItem[];
-};
-
-const typeStyles: Record<string, string> = {
-  Hinzugefügt:
-    "bg-emerald-500/15 text-emerald-300 ring-1 ring-inset ring-emerald-500/30",
-  Geändert: "bg-blue-500/15 text-blue-300 ring-1 ring-inset ring-blue-500/30",
-  Behoben: "bg-amber-500/15 text-amber-300 ring-1 ring-inset ring-amber-500/30",
-  Entfernt: "bg-rose-500/15 text-rose-300 ring-1 ring-inset ring-rose-500/30",
-  Verbessert:
-    "bg-indigo-500/15 text-indigo-300 ring-1 ring-inset ring-indigo-500/30",
-  Sicherheit: "bg-red-500/15 text-red-300 ring-1 ring-inset ring-red-500/30",
-  Veraltet: "bg-zinc-700/30 text-zinc-300 ring-1 ring-inset ring-zinc-600/40",
-};
-
-export default function Changelog() {
-  const [open, setOpen] = useState(true);
-  const [mounted, setMounted] = useState(false);
-  const [data, setData] = useState<StoredChangelog | null>(null);
-  const [error, setError] = useState<string | null>(null);
-  const cardRef = useRef<HTMLDivElement | null>(null);
-
-  useEffect(() => setMounted(true), []);
-
-  const loadFromStorage = () => {
-    try {
-      setError(null);
-      const raw =
-        typeof window !== "undefined"
-          ? localStorage.getItem(STORAGE_KEY)
-          : null;
-      if (!raw) {
-        setData(null);
-        return;
-      }
-      const parsed = JSON.parse(raw) as StoredChangelog;
-      if (!parsed || !Array.isArray(parsed.items)) {
-        throw new Error("Ungültiges Format");
-      }
-      setData(parsed);
-    } catch (e) {
-      setError("Changelog konnte nicht aus localStorage geladen werden.");
-      setData(null);
-    }
-  };
-
-  useEffect(() => {
-    loadFromStorage();
-  }, []);
-
-  useEffect(() => {
-    const onKey = (e: KeyboardEvent) => {
-      if (e.key === "Escape") setOpen(false);
-    };
-    const onClickOutside = (e: MouseEvent) => {
-      if (cardRef.current && !cardRef.current.contains(e.target as Node)) {
-        setOpen(false);
-      }
-    };
-    const onStorage = (e: StorageEvent) => {
-      if (e.key === STORAGE_KEY) loadFromStorage();
-    };
-    window.addEventListener("keydown", onKey);
-    document.addEventListener("mousedown", onClickOutside);
-    window.addEventListener("storage", onStorage);
-    return () => {
-      window.removeEventListener("keydown", onKey);
-      document.removeEventListener("mousedown", onClickOutside);
-      window.removeEventListener("storage", onStorage);
-    };
-  }, []);
-
-  if (!open) return null;
-
-  const title = data?.title ?? "Changelog";
-  const items = data?.items ?? [];
-
-  return (
-    <div className="min-h-screen bg-zinc-950 bg-[radial-gradient(60%_60%_at_50%_0%,rgba(99,102,241,0.12),rgba(24,24,27,0))] flex items-center justify-center p-6">
-      <div
-        ref={cardRef}
-        className={[
-          "relative w-full max-w-6xl transition-all duration-300 ease-out",
-          mounted
-            ? "opacity-100 translate-y-0 scale-100"
-            : "opacity-0 translate-y-1 scale-[0.99]",
-        ].join(" ")}
-        aria-live="polite"
-      >
-        {/* Gradient border wrapper */}
-        <div className="rounded-2xl p-[1px] bg-gradient-to-b from-zinc-700/60 via-zinc-700/20 to-zinc-800/60 shadow-2xl">
-          {/* Card */}
-          <div className="relative rounded-[calc(theme(borderRadius.2xl)-1px)] border border-zinc-800/70 bg-zinc-900/70 supports-[backdrop-filter]:bg-zinc-900/60 backdrop-blur-xl ring-1 ring-white/10">
-            {/* Accent top line */}
-            <div className="pointer-events-none absolute inset-x-0 top-0 h-px bg-gradient-to-r from-transparent via-indigo-500/40 to-transparent" />
-
-            {/* Close button */}
-            <button
-              aria-label="Changelog schließen"
-              onClick={() => setOpen(false)}
-              className="absolute right-3 top-3 inline-flex h-9 w-9 items-center justify-center rounded-md text-zinc-400 hover:text-zinc-100 hover:bg-zinc-800/60 focus:outline-none focus-visible:ring-2 focus-visible:ring-indigo-500/70 focus-visible:ring-offset-2 focus-visible:ring-offset-zinc-900 transition"
-            >
-              <svg
-                viewBox="0 0 24 24"
-                className="h-5 w-5"
-                fill="none"
-                stroke="currentColor"
-                strokeWidth={1.8}
-                strokeLinecap="round"
-                strokeLinejoin="round"
-              >
-                <path d="M6 6l12 12M18 6L6 18" />
-              </svg>
-            </button>
-
-            {/* Header */}
-            <header className="px-10 pt-8 pb-6 border-b border-zinc-800/70">
-              <div className="flex items-center gap-3">
-                <div className="inline-flex h-9 w-9 items-center justify-center rounded-lg bg-indigo-500/15 text-indigo-300 ring-1 ring-inset ring-indigo-500/30">
-                  <svg
-                    viewBox="0 0 24 24"
-                    className="h-5 w-5"
-                    fill="none"
-                    stroke="currentColor"
-                    strokeWidth={1.6}
-                    strokeLinecap="round"
-                    strokeLinejoin="round"
-                  >
-                    <path d="M12 3v3M12 18v3M3 12h3M18 12h3M5.6 5.6l2.1 2.1M16.3 16.3l2.1 2.1M5.6 18.4l2.1-2.1M16.3 7.7l2.1-2.1" />
-                  </svg>
-                </div>
-                <div>
-                  <h1 className="text-[30px] leading-8 font-semibold text-zinc-100 tracking-[-0.01em]">
-                    {title}
-                  </h1>
-                  <p className="text-sm text-zinc-400">
-                    Aktuelle Änderungen und Updates
-                  </p>
-                </div>
-              </div>
-            </header>
-
-            {/* Body */}
-            <div className="relative max-h-[78vh] overflow-y-auto">
-              <div className="absolute pointer-events-none inset-x-0 top-0 h-8 bg-gradient-to-b from-zinc-900/70 to-transparent" />
-              <div className="absolute pointer-events-none inset-x-0 bottom-0 h-10 bg-gradient-to-t from-zinc-900/80 to-transparent" />
-
-              {error && (
-                <div className="px-10 py-8">
-                  <div className="rounded-lg border border-red-900/40 bg-red-900/10 px-4 py-3 text-sm text-red-300">
-                    {error}
-                  </div>
-                </div>
-              )}
-
-              {!error && items.length === 0 && (
-                <div className="px-10 py-16 text-center">
-                  <p className="text-zinc-400">
-                    Kein Changelog im localStorage gefunden (Key: {STORAGE_KEY}
-                    ).
-                  </p>
-                </div>
-              )}
-
-              <ul className="divide-y divide-zinc-800/70">
-                {items.map((entry, idx) => (
-                  <li
-                    key={`${entry.version ?? entry.date}-${idx}`}
-                    className="px-10 py-8"
-                  >
-                    {/* Kopfzeile je Release */}
-                    <div className="flex flex-wrap items-baseline gap-x-4 gap-y-2">
-                      {entry.version && (
-                        <span className="inline-flex items-center rounded-md bg-gradient-to-b from-zinc-100 to-zinc-300 text-zinc-900 px-3 py-0.5 text-sm font-semibold shadow-sm">
-                          {entry.version}
-                        </span>
-                      )}
-                      <time
-                        className="text-sm text-zinc-400"
-                        dateTime={entry.date}
-                      >
-                        {new Date(entry.date).toLocaleDateString("de-DE", {
-                          year: "numeric",
-                          month: "long",
-                          day: "2-digit",
-                        })}
-                      </time>
-                    </div>
-
-                    {/* Zweispaltiges Layout: Typ links, Text rechts (mit schöner Leselänge) */}
-                    <dl
-                      role="list"
-                      className="mt-6 grid grid-cols-1 gap-x-8 gap-y-3 md:grid-cols-[max-content_1fr]"
-                    >
-                      {entry.changes.map((c, i) => (
-                        <div key={i} className="contents">
-                          <dt className="md:w-44 md:justify-end md:text-right">
-                            <span
-                              className={`inline-flex items-center rounded-md px-2 py-0.5 text-[11px] font-medium ${
-                                typeStyles[c.type] ??
-                                "bg-zinc-700/30 text-zinc-300 ring-1 ring-inset ring-zinc-600/40"
-                              }`}
-                            >
-                              {c.type}
-                            </span>
-                          </dt>
-
-                          <dd className="max-w-[74ch] text-[15px] leading-7 text-zinc-200 tracking-[0.005em]">
-                            {Array.isArray(c.text) ? (
-                              <ul className="ml-4 list-disc marker:text-zinc-500/70 space-y-1.5">
-                                {c.text.map((t, k) => (
-                                  <li key={k} className="break-words">
-                                    {t}
-                                  </li>
-                                ))}
-                              </ul>
-                            ) : (
-                              <p className="break-words">{c.text}</p>
-                            )}
-                          </dd>
-                        </div>
-                      ))}
-                    </dl>
-                  </li>
-                ))}
-              </ul>
-            </div>
-
-            {/* soft bottom glow */}
-            <div className="pointer-events-none absolute inset-x-12 -bottom-4 h-8 blur-2xl bg-indigo-600/20 rounded-full" />
-          </div>
-        </div>
-      </div>
-    </div>
-  );
-}

FrontendV2/src/components/Header.tsx

@@ -22,7 +22,6 @@ import {
   MoreVertical,
   Languages,
   Table,
-  ContactRound,
 } from "lucide-react";
 import { useUserContext } from "@/states/Context";
 import { useState } from "react";
@@ -154,16 +153,6 @@ export const Header = () => {
                   </HStack>
                 }
               />
-              <Menu.Item
-                value="contact"
-                onSelect={() => navigate("/contact", { replace: true })}
-                children={
-                  <HStack gap={3}>
-                    <ContactRound size={16} />
-                    <Text as="span">{t("contact")}</Text>
-                  </HStack>
-                }
-              />
               <Menu.Separator />
               <Menu.Item
                 value="logout"
@@ -289,17 +278,6 @@ export const Header = () => {
               </HStack>
             </Button>
           </a>
-
-          <Button
-            variant={"outline"}
-            onClick={() => navigate("/contact", { replace: true })}
-          >
-            <HStack gap={2}>
-              <ContactRound size={18} />
-              <Text as="span">{t("contact")}</Text>
-            </HStack>
-          </Button>
-
           <Button onClick={logout} variant="outline" colorScheme="red">
             <HStack gap={2}>
               <LogOut size={18} />

FrontendV2/src/components/footer/Footer.tsx

@@ -9,10 +9,9 @@ export const Footer = () => {
       as="footer"
       py={4}
       textAlign="center"
-      position="fixed"
+      width="100%"
-      bottom="0"
+      flexShrink={0}
-      left="0"
+      fontSize="sm"
-      right="0"
     >
       Made with ❤️ by Theis Gaedigk - Class of 2019 at MCS-Bochum
       <br />

FrontendV2/src/components/ui/provider.tsx

@@ -1,15 +1,23 @@
-"use client"
+"use client";
 
-import { ChakraProvider, defaultSystem } from "@chakra-ui/react"
+import { ChakraProvider, defaultSystem } from "@chakra-ui/react";
-import {
+import * as React from "react";
-  ColorModeProvider,
+import type { ReactNode } from "react";
-  type ColorModeProviderProps,
+import { ColorModeProvider as ThemeColorModeProvider } from "./color-mode";
-} from "./color-mode"
 
-export function Provider(props: ColorModeProviderProps) {
+export interface ColorModeProviderProps {
+  children: React.ReactNode;
+}
+
+export function ColorModeProvider({ children }: ColorModeProviderProps) {
+  // Wrap children with the real color-mode provider
+  return <ThemeColorModeProvider>{children}</ThemeColorModeProvider>;
+}
+
+export function Provider({ children }: { children: ReactNode }) {
   return (
     <ChakraProvider value={defaultSystem}>
-      <ColorModeProvider {...props} />
+      <ColorModeProvider>{children}</ColorModeProvider>
     </ChakraProvider>
-  )
+  );
 }

FrontendV2/src/pages/ContactPage.tsx

@@ -1,77 +0,0 @@
-import { Field, Textarea, Button, Alert, Container } from "@chakra-ui/react";
-import { useTranslation } from "react-i18next";
-import { useState } from "react";
-import { API_BASE } from "@/config/api.config";
-import Cookies from "js-cookie";
-import { Header } from "@/components/Header";
-
-interface Alert {
-  type: "info" | "warning" | "success" | "error" | "neutral";
-  headline: string;
-  text: string;
-}
-
-export const ContactPage = () => {
-  const { t } = useTranslation();
-  const [message, setMessage] = useState("");
-  const [alert, setAlert] = useState<Alert | null>(null);
-
-  const sendMessage = async () => {
-    // Logic to send the message
-    const result = await fetch(`${API_BASE}/api/users/contact`, {
-      method: "POST",
-      headers: {
-        Authorization: `Bearer ${Cookies.get("token") || ""}`,
-        "Content-Type": "application/json",
-        Accept: "application/json",
-      },
-      body: JSON.stringify({ message }),
-    });
-
-    if (result.ok) {
-      setAlert({
-        type: "success",
-        headline: t("contactPage_successHeadline"),
-        text: t("contactPage_successText"),
-      });
-      setMessage("");
-    } else {
-      setAlert({
-        type: "error",
-        headline: t("contactPage_errorHeadline"),
-        text: t("contactPage_errorText"),
-      });
-    }
-  };
-
-  return (
-    <Container className="px-6 sm:px-8 pt-10">
-      <Header />
-      <Field.Root invalid={message === ""}>
-        <Field.Label>
-          {t("contactPage_messageLabel")}
-          <Field.RequiredIndicator />
-        </Field.Label>
-        <Textarea
-          placeholder={t("contactPage_messagePlaceholder")}
-          variant="subtle"
-          value={message}
-          onChange={(e) => setMessage(e.target.value)}
-        />
-        {message === "" && (
-          <Field.ErrorText>{t("contactPage_messageErrorText")}</Field.ErrorText>
-        )}
-      </Field.Root>
-      {alert && (
-        <Alert.Root status={alert.type}>
-          <Alert.Indicator />
-          <Alert.Content>
-            <Alert.Title>{alert.headline}</Alert.Title>
-            <Alert.Description>{alert.text}</Alert.Description>
-          </Alert.Content>
-        </Alert.Root>
-      )}
-      <Button onClick={sendMessage}>{t("contactPage_sendButton")}</Button>
-    </Container>
-  );
-};

FrontendV2/src/pages/LoginPage.tsx

@@ -7,7 +7,6 @@ import Cookies from "js-cookie";
 import { Navigate, useNavigate, useLocation } from "react-router-dom";
 import { PasswordInput } from "@/components/ui/password-input";
 import { useTranslation } from "react-i18next";
-import { Footer } from "@/components/footer/Footer";
 import { API_BASE } from "@/config/api.config";
 
 export const LoginPage = () => {
@@ -71,7 +70,7 @@ export const LoginPage = () => {
   }
 
   return (
-    <div className="min-h-screen flex items-center justify-center p-4">
+    <div className="flex flex-1 items-center justify-center p-4">
       <form onSubmit={(e) => e.preventDefault()}>
         <Card.Root maxW="sm">
           <Card.Header>
@@ -115,7 +114,6 @@ export const LoginPage = () => {
           </Card.Footer>
         </Card.Root>
       </form>
-      <Footer />
     </div>
   );
 };

FrontendV2/src/utils/Fetcher.ts

@@ -3,7 +3,7 @@ import { API_BASE } from "@/config/api.config";
 
 export const getBorrowableItems = async (
   startDate: string,
-  endDate: string
+  endDate: string,
 ) => {
   try {
     const response = await fetch(`${API_BASE}/api/loans/borrowable-items`, {
@@ -22,7 +22,7 @@ export const getBorrowableItems = async (
         status: "error",
         title: "Server error",
         description:
-          "Ein Fehler ist auf dem Server aufgetreten. Manchmal hilft es, die Seite neu zu laden.",
+          "An error occurred on the server. Sometimes reloading the page helps. Otherwise, please contact the administrator.",
       };
     }
 
@@ -48,7 +48,7 @@ export const createLoan = async (
   itemIds: number[],
   startDate: string,
   endDate: string,
-  note: string | null
+  note: string | null,
 ) => {
   const response = await fetch(`${API_BASE}/api/loans/createLoan`, {
     method: "POST",

FrontendV2/src/utils/i18n/locales/de/de.json

@@ -68,7 +68,7 @@
     "admin-status": "Admin-Status",
     "first-name": "Vorname",
     "last-name": "Nachname",
-    "app-title": "Ausleihsystem",
+    "app-title": "Ausleihsystem (demo)",
     "last-borrowed-person": "Zuletzt ausgeliehen von",
     "currently-borrowed-by": "Derzeit ausgeliehen von",
     "back": "Zurückgehen",
@@ -84,7 +84,9 @@
     "contact": "Kontakt",
     "take": "Abholen",
     "return": "Zurückgeben",
+    "serverError": "Serverfehler. Bitte versuchen Sie es später erneut, oder laden Sie die Seite neu.",
     "take-loan-success": "Ausleihe erfolgreich abgeholt",
     "return-loan-success": "Ausleihe erfolgreich zurückgegeben",
-    "network-error": "Netzwerkfehler. Kontaktieren Sie den Administrator."
+    "network-error": "Netzwerkfehler. Kontaktieren Sie den Administrator.",
+    "contactPage_messageDescription": "Bitte geben Sie hier Ihre Nachricht ein. Der Systemadministrator (Theis Gaedigk) wird sich so schnell wie möglich bei Ihnen melden."
 }

FrontendV2/src/utils/i18n/locales/en/en.json

@@ -68,7 +68,7 @@
     "admin-status": "Admin status",
     "first-name": "First name",
     "last-name": "Last name",
-    "app-title": "Borrow System",
+    "app-title": "Borrow System (demo)",
     "last-borrowed-person": "Last borrowed by",
     "currently-borrowed-by": "Currently borrowed by",
     "back": "Go back",
@@ -81,5 +81,12 @@
     "contactPage_messageLabel": "Message",
     "contactPage_messagePlaceholder": "Enter your message here...",
     "contactPage_messageErrorText": "This field cannot be empty.",
-    "contact": "Contact"
+    "contact": "Contact",
+    "serverError": "Server error. Please try again later, or refresh the page.",
+    "take": "Take",
+    "return": "Return",
+    "take-loan-success": "Loan taken successfully",
+    "return-loan-success": "Loan returned successfully",
+    "network-error": "Network error. Please contact the administrator.",
+    "contactPage_messageDescription": "Please enter your message here. The system administrator (Theis Gaedigk) will get back to you as soon as possible."
 }

FrontendV2/vite.config.ts

@@ -1,16 +1,23 @@
 import { defineConfig } from "vite";
-import react from "@vitejs/plugin-react";
-import svgr from "vite-plugin-svgr";
 import tailwindcss from "@tailwindcss/vite";
-import tsconfigPaths from "vite-tsconfig-paths";
+import path from "node:path";
 
 export default defineConfig({
-  plugins: [react(), svgr(), tailwindcss(), tsconfigPaths()],
+  plugins: [tailwindcss()],
+  resolve: {
+    alias: {
+      "@": path.resolve(__dirname, "src"),
+    },
+  },
   server: {
     host: "0.0.0.0",
-    port: 8001,
+    allowedHosts: ["insta.the1s.de"],
-    watch: {
+    port: 8101,
-      usePolling: true,
+    watch: { usePolling: true },
+    hmr: {
+      host: "insta.the1s.de",
+      port: 8101,
+      protocol: "wss",
     },
   },
 });

admin/nginx.conf

@@ -14,7 +14,7 @@ server {
   }
 
   location /backend/ {
-    proxy_pass http://borrow_system-backend_v2:8004/;
+    proxy_pass http://demo_borrow_system-backend_v2:8102/;
   }
 
   location ~* \.(?:js|mjs|css|png|jpg|jpeg|gif|ico|svg|woff2?)$ {

admin/package-lock.json

@@ -3675,12 +3675,16 @@
       "license": "MIT"
     },
     "node_modules/cookie": {
-      "version": "1.0.2",
+      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/cookie/-/cookie-1.0.2.tgz",
+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-1.1.1.tgz",
-      "integrity": "sha512-9Kr/j4O16ISv8zBBhJoi4bXOYNTkFLOqSL3UDB0njXxCXNezjeyVrJyGOWtgfs/q2km1gwBcfH8q1yEGoMYunA==",
+      "integrity": "sha512-ei8Aos7ja0weRpFzJnEA9UHJ/7XQmqglbRwnf2ATjcB9Wq874VKH9kfjjirM6UhU2/E5fFYadylyhFldcqSidQ==",
       "license": "MIT",
       "engines": {
         "node": ">=18"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/express"
       }
     },
     "node_modules/cosmiconfig": {
@@ -4466,9 +4470,9 @@
       "license": "MIT"
     },
     "node_modules/js-yaml": {
-      "version": "4.1.0",
+      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.1.tgz",
-      "integrity": "sha512-wpxZs9NoxZaJESJGIZTyDEaYpl0FKSA+FB9aJiyemKhMwkxQg63h4T1KJgUGHpTqPDNRcmmYLugrRjJlBtWvRA==",
+      "integrity": "sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==",
       "license": "MIT",
       "dependencies": {
         "argparse": "^2.0.1"
@@ -4904,9 +4908,9 @@
       }
     },
     "node_modules/minizlib": {
-      "version": "3.0.2",
+      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/minizlib/-/minizlib-3.0.2.tgz",
+      "resolved": "https://registry.npmjs.org/minizlib/-/minizlib-3.1.0.tgz",
-      "integrity": "sha512-oG62iEk+CYt5Xj2YqI5Xi9xWUeZhDI8jjQmC5oThVH5JGCTgIjr7ciJDzC7MBzYd//WvR1OTmP5Q38Q8ShQtVA==",
+      "integrity": "sha512-KZxYo1BUkWD2TVFLr0MQoM8vUUigWD3LlD83a/75BqC+4qE0Hb1Vo5v1FgcfaNXvfXzr+5EhQ6ing/CaBijTlw==",
       "license": "MIT",
       "dependencies": {
         "minipass": "^7.1.2"
@@ -4915,21 +4919,6 @@
         "node": ">= 18"
       }
     },
-    "node_modules/mkdirp": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-3.0.1.tgz",
-      "integrity": "sha512-+NsyUUAZDmo6YVHzL/stxSu3t9YS1iljliy3BSDrXJ/dkn1KYdmtZODGGjLcc9XLgVVpH4KshHB8XmZgMhaBXg==",
-      "license": "MIT",
-      "bin": {
-        "mkdirp": "dist/cjs/src/bin.js"
-      },
-      "engines": {
-        "node": ">=10"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/isaacs"
-      }
-    },
     "node_modules/ms": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
@@ -5307,9 +5296,9 @@
       }
     },
     "node_modules/react-router": {
-      "version": "7.8.2",
+      "version": "7.13.0",
-      "resolved": "https://registry.npmjs.org/react-router/-/react-router-7.8.2.tgz",
+      "resolved": "https://registry.npmjs.org/react-router/-/react-router-7.13.0.tgz",
-      "integrity": "sha512-7M2fR1JbIZ/jFWqelpvSZx+7vd7UlBTfdZqf6OSdF9g6+sfdqJDAWcak6ervbHph200ePlu+7G8LdoiC3ReyAQ==",
+      "integrity": "sha512-PZgus8ETambRT17BUm/LL8lX3Of+oiLaPuVTRH3l1eLvSPpKO3AvhAEb5N7ihAFZQrYDqkvvWfFh9p0z9VsjLw==",
       "license": "MIT",
       "dependencies": {
         "cookie": "^1.0.1",
@@ -5329,12 +5318,12 @@
       }
     },
     "node_modules/react-router-dom": {
-      "version": "7.8.2",
+      "version": "7.13.0",
-      "resolved": "https://registry.npmjs.org/react-router-dom/-/react-router-dom-7.8.2.tgz",
+      "resolved": "https://registry.npmjs.org/react-router-dom/-/react-router-dom-7.13.0.tgz",
-      "integrity": "sha512-Z4VM5mKDipal2jQ385H6UBhiiEDlnJPx6jyWsTYoZQdl5TrjxEV2a9yl3Fi60NBJxYzOTGTTHXPi0pdizvTwow==",
+      "integrity": "sha512-5CO/l5Yahi2SKC6rGZ+HDEjpjkGaG/ncEP7eWFTvFxbHP8yeeI0PxTDjimtpXYlR3b3i9/WIL4VJttPrESIf2g==",
       "license": "MIT",
       "dependencies": {
-        "react-router": "7.8.2"
+        "react-router": "7.13.0"
       },
       "engines": {
         "node": ">=20.0.0"
@@ -5492,9 +5481,9 @@
       }
     },
     "node_modules/set-cookie-parser": {
-      "version": "2.7.1",
+      "version": "2.7.2",
-      "resolved": "https://registry.npmjs.org/set-cookie-parser/-/set-cookie-parser-2.7.1.tgz",
+      "resolved": "https://registry.npmjs.org/set-cookie-parser/-/set-cookie-parser-2.7.2.tgz",
-      "integrity": "sha512-IOc8uWeOZgnb3ptbCURJWNjWUPcO3ZnTTdzsurqERrP6nPyv+paC55vJM0LpOlT2ne+Ix+9+CRG1MNLlyZ4GjQ==",
+      "integrity": "sha512-oeM1lpU/UvhTxw+g3cIfxXHyJRc/uidd3yK1P242gzHds0udQBYzs3y8j4gCCW+ZJ7ad0yctld8RYO+bdurlvw==",
       "license": "MIT"
     },
     "node_modules/shebang-command": {
@@ -5649,16 +5638,15 @@
       }
     },
     "node_modules/tar": {
-      "version": "7.4.3",
+      "version": "7.5.7",
-      "resolved": "https://registry.npmjs.org/tar/-/tar-7.4.3.tgz",
+      "resolved": "https://registry.npmjs.org/tar/-/tar-7.5.7.tgz",
-      "integrity": "sha512-5S7Va8hKfV7W5U6g3aYxXmlPoZVAwUMy9AOKyF2fVuZa2UD3qZjg578OrLRt8PcNN1PleVaL/5/yYATNL0ICUw==",
+      "integrity": "sha512-fov56fJiRuThVFXD6o6/Q354S7pnWMJIVlDBYijsTNx6jKSE4pvrDTs6lUnmGvNyfJwFQQwWy3owKz1ucIhveQ==",
-      "license": "ISC",
+      "license": "BlueOak-1.0.0",
       "dependencies": {
         "@isaacs/fs-minipass": "^4.0.0",
         "chownr": "^3.0.0",
         "minipass": "^7.1.2",
-        "minizlib": "^3.0.1",
+        "minizlib": "^3.1.0",
-        "mkdirp": "^3.0.1",
         "yallist": "^5.0.0"
       },
       "engines": {

admin/src/Layout/Login.tsx

@@ -3,6 +3,7 @@ import { useState } from "react";
 import { loginFunc } from "@/utils/loginUser";
 import MyAlert from "../components/myChakra/MyAlert";
 import { Button, Card, Field, Input, Stack } from "@chakra-ui/react";
+import { PasswordInput } from "@/components/ui/password-input";
 
 const Login: React.FC<{ onSuccess: () => void }> = ({ onSuccess }) => {
   const [username, setUsername] = useState("");
@@ -43,8 +44,7 @@ const Login: React.FC<{ onSuccess: () => void }> = ({ onSuccess }) => {
               </Field.Root>
               <Field.Root>
                 <Field.Label>password</Field.Label>
-                <Input
+                <PasswordInput
-                  type="password"
                   value={password}
                   onChange={(e) => setPassword(e.target.value)}
                 />

admin/src/components/ui/password-input.tsx

@@ -0,0 +1,159 @@
+"use client"
+
+import type {
+  ButtonProps,
+  GroupProps,
+  InputProps,
+  StackProps,
+} from "@chakra-ui/react"
+import {
+  Box,
+  HStack,
+  IconButton,
+  Input,
+  InputGroup,
+  Stack,
+  mergeRefs,
+  useControllableState,
+} from "@chakra-ui/react"
+import * as React from "react"
+import { LuEye, LuEyeOff } from "react-icons/lu"
+
+export interface PasswordVisibilityProps {
+  /**
+   * The default visibility state of the password input.
+   */
+  defaultVisible?: boolean
+  /**
+   * The controlled visibility state of the password input.
+   */
+  visible?: boolean
+  /**
+   * Callback invoked when the visibility state changes.
+   */
+  onVisibleChange?: (visible: boolean) => void
+  /**
+   * Custom icons for the visibility toggle button.
+   */
+  visibilityIcon?: { on: React.ReactNode; off: React.ReactNode }
+}
+
+export interface PasswordInputProps
+  extends InputProps,
+    PasswordVisibilityProps {
+  rootProps?: GroupProps
+}
+
+export const PasswordInput = React.forwardRef<
+  HTMLInputElement,
+  PasswordInputProps
+>(function PasswordInput(props, ref) {
+  const {
+    rootProps,
+    defaultVisible,
+    visible: visibleProp,
+    onVisibleChange,
+    visibilityIcon = { on: <LuEye />, off: <LuEyeOff /> },
+    ...rest
+  } = props
+
+  const [visible, setVisible] = useControllableState({
+    value: visibleProp,
+    defaultValue: defaultVisible || false,
+    onChange: onVisibleChange,
+  })
+
+  const inputRef = React.useRef<HTMLInputElement>(null)
+
+  return (
+    <InputGroup
+      endElement={
+        <VisibilityTrigger
+          disabled={rest.disabled}
+          onPointerDown={(e) => {
+            if (rest.disabled) return
+            if (e.button !== 0) return
+            e.preventDefault()
+            setVisible(!visible)
+          }}
+        >
+          {visible ? visibilityIcon.off : visibilityIcon.on}
+        </VisibilityTrigger>
+      }
+      {...rootProps}
+    >
+      <Input
+        {...rest}
+        ref={mergeRefs(ref, inputRef)}
+        type={visible ? "text" : "password"}
+      />
+    </InputGroup>
+  )
+})
+
+const VisibilityTrigger = React.forwardRef<HTMLButtonElement, ButtonProps>(
+  function VisibilityTrigger(props, ref) {
+    return (
+      <IconButton
+        tabIndex={-1}
+        ref={ref}
+        me="-2"
+        aspectRatio="square"
+        size="sm"
+        variant="ghost"
+        height="calc(100% - {spacing.2})"
+        aria-label="Toggle password visibility"
+        {...props}
+      />
+    )
+  },
+)
+
+interface PasswordStrengthMeterProps extends StackProps {
+  max?: number
+  value: number
+}
+
+export const PasswordStrengthMeter = React.forwardRef<
+  HTMLDivElement,
+  PasswordStrengthMeterProps
+>(function PasswordStrengthMeter(props, ref) {
+  const { max = 4, value, ...rest } = props
+
+  const percent = (value / max) * 100
+  const { label, colorPalette } = getColorPalette(percent)
+
+  return (
+    <Stack align="flex-end" gap="1" ref={ref} {...rest}>
+      <HStack width="full" {...rest}>
+        {Array.from({ length: max }).map((_, index) => (
+          <Box
+            key={index}
+            height="1"
+            flex="1"
+            rounded="sm"
+            data-selected={index < value ? "" : undefined}
+            layerStyle="fill.subtle"
+            colorPalette="gray"
+            _selected={{
+              colorPalette,
+              layerStyle: "fill.solid",
+            }}
+          />
+        ))}
+      </HStack>
+      {label && <HStack textStyle="xs">{label}</HStack>}
+    </Stack>
+  )
+})
+
+function getColorPalette(percent: number) {
+  switch (true) {
+    case percent < 33:
+      return { label: "Low", colorPalette: "red" }
+    case percent < 66:
+      return { label: "Medium", colorPalette: "orange" }
+    default:
+      return { label: "High", colorPalette: "green" }
+  }
+}

admin/tsconfig.app.json

@@ -1,10 +1,11 @@
 {
   "compilerOptions": {
     "tsBuildInfoFile": "./node_modules/.tmp/tsconfig.app.tsbuildinfo",
-    "target": "ESNext",
+    "target": "ES2022",
     "useDefineForClassFields": true,
     "lib": ["ES2022", "DOM", "DOM.Iterable"],
     "module": "ESNext",
+    "types": ["vite/client"],
     "skipLibCheck": true,
 
     /* Bundler mode */
@@ -23,14 +24,10 @@
     "noFallthroughCasesInSwitch": true,
     "noUncheckedSideEffectImports": true,
 
-    /* Chakra / Pfad Aliases */
+    /* Path aliases */
-    "baseUrl": ".",
     "paths": {
       "@/*": ["./src/*"]
-    },
+    }
-
-    "forceConsistentCasingInFileNames": true,
-    "ignoreDeprecations": "5.0"
   },
   "include": ["src"]
 }

admin/vite.config.ts

@@ -8,9 +8,13 @@ export default defineConfig({
   plugins: [react(), svgr(), tailwindcss(), tsconfigPaths()],
   server: {
     host: "0.0.0.0",
-    port: 8003,
+    allowedHosts: ["admin.insta.the1s.de"],
-    watch: {
+    port: 8103,
-      usePolling: true,
+    watch: { usePolling: true },
+    hmr: {
+      host: "admin.insta.the1s.de",
+      port: 8103,
+      protocol: "wss",
     },
   },
 });

backendV2/info.json

@@ -1,11 +1,11 @@
 {
     "backend-info": {
-        "version": "v2.0.1 (dev)"
+        "version": "v2.1 (demo)"
     },
     "frontend-info": {
-        "version": "v2.0 (dev)"
+        "version": "v2.1 (demo)"
     },
     "admin-panel-info": {
-        "version": "v1.3 (dev)"
+        "version": "v1.3.2 (demo)"
     }
 }

backendV2/routes/admin/database/userDataMgmt.database.js

@@ -29,14 +29,14 @@ export const createUser = async (
 };
 
 export const deleteUserById = async (userId) => {
-  const [result] = await pool.query("DELETE FROM users WHERE id = ?", [userId]);
+  const [result] = await pool.query("DELETE FROM users WHERE id = ? AND secret_user = false", [userId]);
   if (result.affectedRows > 0) return { success: true };
   return { success: false };
 };
 
 export const changePassword = async (username, newPassword) => {
   const [result] = await pool.query(
-    "UPDATE users SET password = ?, entry_updated_at = NOW() WHERE username = ?",
+    "UPDATE users SET password = ?, entry_updated_at = NOW() WHERE username = ? AND secret_user = false",
     [newPassword, username],
   );
   if (result.affectedRows > 0) return { success: true };
@@ -52,7 +52,7 @@ export const editUserById = async (
   is_admin,
 ) => {
   const [result] = await pool.query(
-    "UPDATE users SET  first_name = ?, last_name = ?, role = ?, email = ?, is_admin = ?, entry_updated_at = NOW() WHERE id = ?",
+    "UPDATE users SET  first_name = ?, last_name = ?, role = ?, email = ?, is_admin = ?, entry_updated_at = NOW() WHERE id = ? AND secret_user = false",
     [first_name, last_name, role, email, is_admin, userId],
   );
   if (result.affectedRows > 0) return { success: true };
@@ -61,7 +61,7 @@ export const editUserById = async (
 
 export const getAllUsers = async () => {
   const [result] = await pool.query(
-    "SELECT id, username, first_name, last_name, role, email, is_admin, entry_created_at, entry_updated_at FROM users",
+    "SELECT id, username, first_name, last_name, role, email, is_admin, entry_created_at, entry_updated_at FROM users WHERE secret_user = false",
   );
   if (result.length > 0) return { success: true, data: result };
   return { success: false };
@@ -69,7 +69,7 @@ export const getAllUsers = async () => {
 
 export const getUserById = async (userId) => {
   const [rows] = await pool.query(
-    "SELECT id, username, first_name, last_name, role, email, is_admin FROM users WHERE id = ?",
+    "SELECT id, username, first_name, last_name, role, email, is_admin FROM users WHERE id = ? AND secret_user = false",
     [userId],
   );
   if (rows.length === 0) {

backendV2/routes/api/api.database.js

@@ -22,7 +22,7 @@ export const getItemsFromDatabaseV2 = async () => {
 export const getLoanByCodeV2 = async (loan_code) => {
   const [result] = await pool.query(
     "SELECT username, returned_date, take_date, lockers FROM loans WHERE loan_code = ?;",
-    [loan_code]
+    [loan_code],
   );
   if (result.length > 0) {
     return { success: true, data: result[0] };
@@ -33,7 +33,7 @@ export const getLoanByCodeV2 = async (loan_code) => {
 export const changeInSafeStateV2 = async (itemId) => {
   const [result] = await pool.query(
     "UPDATE items SET in_safe = NOT in_safe WHERE id = ?",
-    [itemId]
+    [itemId],
   );
   if (result.affectedRows > 0) {
     return { success: true };
@@ -42,50 +42,62 @@ export const changeInSafeStateV2 = async (itemId) => {
 };
 
 export const setReturnDateV2 = async (loanCode) => {
-  const [items] = await pool.query(
+  try {
-    "SELECT loaned_items_id FROM loans WHERE loan_code = ?",
+    const [items] = await pool.query(
-    [loanCode]
+      "SELECT loaned_items_id, username FROM loans WHERE loan_code = ?",
-  );
+      [loanCode],
+    );
 
-  const [owner] = await pool.query(
+    if (items.length === 0)
-    "SELECT username FROM loans WHERE loan_code = ?",
+      return { success: false, message: "No items found for loan" };
-    [loanCode]
-  );
 
-  if (items.length === 0) return { success: false };
+    const itemIds = Array.isArray(items[0].loaned_items_id)
+      ? items[0].loaned_items_id
+      : JSON.parse(items[0].loaned_items_id || "[]");
 
-  const itemIds = Array.isArray(items[0].loaned_items_id)
+    const [result] = await pool.query(
-    ? items[0].loaned_items_id
+      "UPDATE loans SET returned_date = NOW() WHERE loan_code = ? AND returned_date IS NULL",
-    : JSON.parse(items[0].loaned_items_id || "[]");
+      [loanCode],
+    );
 
-  const [setItemStates] = await pool.query(
+    if (result.affectedRows === 0) return { success: false };
-    "UPDATE items SET in_safe = 1, currently_borrowing = NULL, last_borrowed_person = (?) WHERE id IN (?)",
-    [owner[0].username, itemIds]
-  );
 
-  const [result] = await pool.query(
+    if (itemIds.length > 0) {
-    "UPDATE loans SET returned_date = NOW() WHERE loan_code = ?",
+      await pool.query(
-    [loanCode]
+        "UPDATE items SET in_safe = 1, currently_borrowing = NULL, last_borrowed_person = ? WHERE id IN (?)",
-  );
+        [items[0].username, itemIds],
+      );
+    }
 
-  if (result.affectedRows > 0 && setItemStates.affectedRows > 0) {
+    return { success: true, data: { returned: true } };
-    return { success: true };
+  } catch (error) {
+    console.error("setReturnDateV2 error:", error);
+    return { success: false, message: "Failed to set return date" };
   }
-  return { success: false };
 };
 
 export const setTakeDateV2 = async (loanCode) => {
+  const [isTaken] = await pool.query(
+    "SELECT take_date FROM loans WHERE loan_code = ?",
+    [loanCode],
+  );
+
+  if (isTaken.length === 0 || isTaken[0].take_date !== null) {
+    return { success: false, message: "Loan not found or already taken" };
+  }
+
   const [items] = await pool.query(
     "SELECT loaned_items_id FROM loans WHERE loan_code = ?",
-    [loanCode]
+    [loanCode],
   );
 
   const [owner] = await pool.query(
     "SELECT username FROM loans WHERE loan_code = ?",
-    [loanCode]
+    [loanCode],
   );
 
-  if (items.length === 0) return { success: false };
+  if (items.length === 0)
+    return { success: false, message: "No items found for loan" };
 
   const itemIds = Array.isArray(items[0].loaned_items_id)
     ? items[0].loaned_items_id
@@ -93,18 +105,18 @@ export const setTakeDateV2 = async (loanCode) => {
 
   const [setItemStates] = await pool.query(
     "UPDATE items SET in_safe = 0, currently_borrowing = (?) WHERE id IN (?)",
-    [owner[0].username, itemIds]
+    [owner[0].username, itemIds],
   );
 
   const [result] = await pool.query(
-    "UPDATE loans SET take_date = NOW() WHERE loan_code = ?",
+    "UPDATE loans SET take_date = NOW() WHERE loan_code = ? AND take_date IS NULL",
-    [loanCode]
+    [loanCode],
   );
 
   if (result.affectedRows > 0 && setItemStates.affectedRows > 0) {
     return { success: true };
   }
-  return { success: false };
+  return { message: "Failed to set take date", success: false };
 };
 
 export const getAllLoansV2 = async () => {
@@ -118,12 +130,12 @@ export const getAllLoansV2 = async () => {
 export const openDoor = async (doorKey) => {
   const [result] = await pool.query(
     "SELECT safe_nr, id FROM items WHERE door_key = ?;",
-    [doorKey]
+    [doorKey],
   );
   if (result.length > 0) {
     const [changeItemSate] = await pool.query(
       "UPDATE items SET in_safe = NOT in_safe WHERE id = ?",
-      [result[0].id]
+      [result[0].id],
     );
     if (changeItemSate.affectedRows > 0) {
       return { success: true, data: result[0] };

backendV2/routes/api/api.route.js

@@ -47,7 +47,7 @@ router.get(
     } else {
       res.status(404).json({ message: "Loan not found" });
     }
-  }
+  },
 );
 
 // Route for API to set the return date by the loan code
@@ -58,11 +58,11 @@ router.post(
     const loanCode = req.params.loan_code;
     const result = await setReturnDateV2(loanCode);
     if (result.success) {
-      res.status(200).json({ data: result.data });
+      res.status(200).json({});
     } else {
       res.status(500).json({ message: "Failed to set return date" });
     }
-  }
+  },
 );
 
 // Route for API to set the take away date by the loan code
@@ -73,11 +73,11 @@ router.post(
     const loanCode = req.params.loan_code;
     const result = await setTakeDateV2(loanCode);
     if (result.success) {
-      res.status(200).json({ data: result.data });
+      res.status(200).json({});
     } else {
-      res.status(500).json({ message: "Failed to set take date" });
+      res.status(500).json({ message: result.message });
     }
-  }
+  },
 );
 
 // Route for API to open a door

backendV2/routes/app/loanMgmt.route.js

@@ -62,6 +62,7 @@ router.post("/createLoan", authenticate, async (req, res) => {
         mailInfo.data.start_date,
         mailInfo.data.end_date,
         mailInfo.data.created_at,
+        mailInfo.data.note,
       );
       return res.status(201).json({
         message: "Loan created successfully",

backendV2/routes/app/services/mailer.js

@@ -34,14 +34,21 @@ const formatDateTime = (value) => {
   return "N/A";
 };
 
-function buildLoanEmail({ user, items, startDate, endDate, createdDate }) {
+function buildLoanEmail({
+  user,
+  items,
+  startDate,
+  endDate,
+  createdDate,
+  note,
+}) {
   const brand = process.env.MAIL_BRAND_COLOR || "#0ea5e9";
   const itemsList =
     Array.isArray(items) && items.length
       ? `<ul style="margin:4px 0 0 18px; padding:0;">${items
           .map(
             (i) =>
-              `<li style="margin:2px 0; color:#111827; line-height:1.3;">${i}</li>`
+              `<li style="margin:2px 0; color:#111827; line-height:1.3;">${i}</li>`,
           )
           .join("")}</ul>`
       : "<span style='color:#111827;'>N/A</span>";
@@ -101,21 +108,27 @@ function buildLoanEmail({ user, items, startDate, endDate, createdDate }) {
               <tr>
                 <td style="padding:10px 14px; color:#6b7280; border-bottom:1px solid #ececec;">Startdatum</td>
                 <td style="padding:10px 14px; font-weight:600; border-bottom:1px solid #ececec; color:#111827;">${formatDateTime(
-                  startDate
+                  startDate,
                 )}</td>
               </tr>
               <tr>
                 <td style="padding:10px 14px; color:#6b7280; border-bottom:1px solid #ececec;">Enddatum</td>
                 <td style="padding:10px 14px; font-weight:600; border-bottom:1px solid #ececec; color:#111827;">${formatDateTime(
-                  endDate
+                  endDate,
                 )}</td>
               </tr>
               <tr>
                 <td style="padding:10px 14px; color:#6b7280;">Erstellt am</td>
                 <td style="padding:10px 14px; font-weight:600; color:#111827;">${formatDateTime(
-                  createdDate
+                  createdDate,
                 )}</td>
               </tr>
+              <tr>
+                <td style="padding:10px 14px; color:#6b7280; vertical-align:top;">Notiz</td>
+                <td style="padding:10px 14px; font-weight:600; color:#111827;">${
+                  note || "Keine Notiz"
+                }</td>
+              </tr>
             </tbody>
           </table>
           <p style="margin:22px 0 0 0; font-size:14px;">
@@ -134,7 +147,14 @@ function buildLoanEmail({ user, items, startDate, endDate, createdDate }) {
 </html>`;
 }
 
-function buildLoanEmailText({ user, items, startDate, endDate, createdDate }) {
+function buildLoanEmailText({
+  user,
+  items,
+  startDate,
+  endDate,
+  createdDate,
+  note,
+}) {
   const itemsText =
     Array.isArray(items) && items.length ? items.join(", ") : "N/A";
   return [
@@ -145,10 +165,18 @@ function buildLoanEmailText({ user, items, startDate, endDate, createdDate }) {
     `Start: ${formatDateTime(startDate)}`,
     `Ende: ${formatDateTime(endDate)}`,
     `Erstellt am: ${formatDateTime(createdDate)}`,
+    `Notiz: ${note || "Keine Notiz"}`,
   ].join("\n");
 }
 
-export function sendMailLoan(user, items, startDate, endDate, createdDate) {
+export function sendMailLoan(
+  user,
+  items,
+  startDate,
+  endDate,
+  createdDate,
+  note,
+) {
   const transporter = nodemailer.createTransport({
     host: process.env.MAIL_HOST,
     port: process.env.MAIL_PORT,
@@ -170,12 +198,18 @@ export function sendMailLoan(user, items, startDate, endDate, createdDate) {
         startDate,
         endDate,
         createdDate,
+        note,
+      }),
+      html: buildLoanEmail({
+        user,
+        items,
+        startDate,
+        endDate,
+        createdDate,
+        note,
       }),
-      html: buildLoanEmail({ user, items, startDate, endDate, createdDate }),
     });
 
-    // debugging logs
+    console.log("Loan message sent:", info.messageId);
-    // console.log("Message sent:", info.messageId);
   })();
-  // console.log("sendMailLoan called");
 }

backendV2/routes/app/services/mailer_v2.js

@@ -38,8 +38,6 @@ export function sendMail(username, message) {
       html: mailHtml,
     });
 
-    // debugging logs
+    console.log("Contact message sent: %s", info.messageId);
-    // console.log("Message sent:", info.messageId);
   })();
-  // console.log("sendMailLoan called");
 }

backendV2/schemeV2.mock.sql

@@ -0,0 +1,100 @@
+USE borrow_system_new;
+
+-- USERS
+INSERT INTO users (username, password, email, first_name, last_name, role, is_admin)
+VALUES
+  ('user1', 'passwordhash1', 'user1@example.com', 'First1', 'Last1', 1, false),
+  ('user2', 'passwordhash2', 'user2@example.com', 'First2', 'Last2', 1, false),
+  ('user3', 'passwordhash3', 'user3@example.com', 'First3', 'Last3', 2, false),
+  ('admin1', 'passwordhash4', 'admin1@example.com', 'Admin',  'One',  9, true),
+  ('admin2', 'passwordhash5', 'admin2@example.com', 'Admin',  'Two',  9, true);
+
+-- ITEMS
+INSERT INTO items (item_name, can_borrow_role, in_safe, safe_nr, door_key, last_borrowed_person, currently_borrowing)
+VALUES
+  ('Item1', 1, true,  1, 101, NULL, NULL),
+  ('Item2', 1, true,  2, 102, 'user1', 'user1'),
+  ('Item3', 2, true,  3, 103, 'user2', NULL),
+  ('Item4', 1, false, NULL, NULL, NULL, NULL),
+  ('Item5', 2, false, NULL, NULL, 'user3', 'user3');
+
+-- LOANS
+INSERT INTO loans (
+  username,
+  lockers,
+  loan_code,
+  start_date,
+  end_date,
+  take_date,
+  returned_date,
+  created_at,
+  loaned_items_id,
+  loaned_items_name,
+  deleted,
+  note
+)
+VALUES
+  (
+    'user1',
+    JSON_ARRAY('Locker1', 'Locker2'),
+    '123456',
+    '2026-02-01 09:00:00',
+    '2026-02-10 17:00:00',
+    '2026-02-01 09:15:00',
+    NULL,
+    '2026-02-01 09:00:00',
+    JSON_ARRAY(1, 2),
+    JSON_ARRAY('Item1', 'Item2'),
+    false,
+    'Erste allgemeine Ausleihe'
+  ),
+  (
+    'user2',
+    JSON_ARRAY('Locker3'),
+    '234567',
+    '2026-02-02 10:00:00',
+    '2026-02-05 16:00:00',
+    '2026-02-02 10:05:00',
+    '2026-02-05 15:30:00',
+    '2026-02-02 10:00:00',
+    JSON_ARRAY(3),
+    JSON_ARRAY('Item3'),
+    false,
+    'Zurückgegeben vor Enddatum'
+  ),
+  (
+    'user3',
+    JSON_ARRAY(),
+    '345678',
+    '2026-02-03 08:30:00',
+    '2026-02-15 18:00:00',
+    NULL,
+    NULL,
+    '2026-02-03 08:30:00',
+    JSON_ARRAY(5),
+    JSON_ARRAY('Item5'),
+    false,
+    'Noch ausgeliehen'
+  ),
+  (
+    'user1',
+    JSON_ARRAY('Locker4'),
+    '456789',
+    '2025-12-01 09:00:00',
+    '2025-12-03 17:00:00',
+    '2025-12-01 09:10:00',
+    '2025-12-03 16:45:00',
+    '2025-12-01 09:00:00',
+    JSON_ARRAY(1),
+    JSON_ARRAY('Item1'),
+    true,
+    'Alte, gelöschte Ausleihe'
+  );
+
+-- API KEYS
+INSERT INTO apiKeys (api_key, entry_name)
+VALUES
+  ('10000001', 'Entry1'),
+  ('10000002', 'Entry2'),
+  ('10000003', 'Entry3'),
+  ('10000004', 'Entry4');

backendV2/schemeV2.mock_data.sql

@@ -1,120 +0,0 @@
-USE borrow_system_new;
-
--- Reset tables (no FKs defined, so order is safe)
-SET FOREIGN_KEY_CHECKS = 0;
-TRUNCATE TABLE loans;
-TRUNCATE TABLE apiKeys;
-TRUNCATE TABLE items;
-TRUNCATE TABLE users;
-SET FOREIGN_KEY_CHECKS = 1;
-
--- Users (roles 1–6, plain-text passwords; is_admin is BOOL)
-INSERT INTO users (username, password, email, first_name, last_name, role, is_admin) VALUES
-('admin',  'adminpass', 'admin@example.com',  'System', 'Admin',   6, TRUE),
-('alice',  'alice123',  'alice@example.com',  'Alice',  'Andersen',1, FALSE),
-('bob',    'bob12345',  'bob@example.com',    'Bob',    'Berg',    2, FALSE),
-('carol',  'carol123',  'carol@example.com',  'Carol',  'Christensen', 3, FALSE),
-('dave',   'dave123',   'dave@example.com',   'Dave',   'Dahl',    4, FALSE),
-('erin',   'erin123',   'erin@example.com',   'Erin',   'Enevoldsen', 5, FALSE),
-('frank',  'frank123',  'frank@example.com',  'Frank',  'Fisher',  2, FALSE),
-('grace',  'grace123',  'grace@example.com',  'Grace',  'Gundersen',1, FALSE),
-('heidi',  'heidi123',  'heidi@example.com',  'Heidi',  'Hansen',  4, FALSE),
-('tech',   'techpass',  'tech@example.com',   'Tech',   'User',    5, TRUE);
-
--- Items (safe_nr is two digits or NULL; matches CHECK and UNIQUE constraint)
-INSERT INTO items (item_name, can_borrow_role, in_safe, safe_nr, last_borrowed_person, currently_borrowing) VALUES
-('Laptop A',           2, FALSE, NULL, 'grace',  'bob'),
-('Laptop B',           2, TRUE,  '01', NULL,     NULL),
-('Camera Canon',       3, TRUE,  '02', 'erin',   NULL),
-('Microphone Rode',    1, TRUE,  '03', 'grace',  NULL),
-('Tripod Manfrotto',   1, TRUE,  '04', 'frank',  NULL),
-('Oscilloscope Tek',   4, TRUE,  '05', NULL,     NULL),
-('VR Headset',         3, FALSE, NULL, 'heidi',  'carol'),
-('Keycard Programmer', 6, TRUE,  '06', 'admin',  NULL);
-
--- Loans (JSON strings, 6-digit numeric loan_code per CHECK)
--- Assumes the items above have ids 1..8 in insert order
-INSERT INTO loans (
-  username,
-  lockers,
-  loan_code,
-  start_date,
-  end_date,
-  take_date,
-  returned_date,
-  loaned_items_id,
-  loaned_items_name,
-  deleted,
-  note
-) VALUES
--- Active loan: bob has Laptop A (item id 1, locker "01")
-('bob',
-  '["01"]',
-  '123456',
-  '2025-11-15 09:00:00',
-  '2025-11-22 17:00:00',
-  '2025-11-15 09:15:00',
-  NULL,
-  '[1]',
-  '["Laptop A"]',
-  FALSE,
-  'Active loan - Laptop A'
-),
--- Returned loan: frank had Tripod Manfrotto (item id 5, locker "04")
-('frank',
-  '["04"]',
-  '234567',
-  '2025-10-01 10:00:00',
-  '2025-10-07 16:00:00',
-  '2025-10-01 10:05:00',
-  '2025-10-05 15:30:00',
-  '[5]',
-  '["Tripod Manfrotto"]',
-  FALSE,
-  'Completed loan'
-),
--- Future reservation: dave will take Oscilloscope Tek (item id 6, locker "05")
-('dave',
-  '["05"]',
-  '345678',
-  '2025-12-10 09:00:00',
-  '2025-12-12 17:00:00',
-  NULL,
-  NULL,
-  '[6]',
-  '["Oscilloscope Tek"]',
-  FALSE,
-  'Reserved'
-),
--- Active loan: carol has VR Headset (item id 7, locker "02")
-('carol',
-  '["02"]',
-  '456789',
-  '2025-11-10 13:00:00',
-  '2025-11-20 12:00:00',
-  '2025-11-10 13:10:00',
-  NULL,
-  '[7]',
-  '["VR Headset"]',
-  FALSE,
-  'Active loan - VR Headset'
-),
--- Soft-deleted historic loan: grace had Microphone + Tripod (item ids 4,5; lockers "03","04")
-('grace',
-  '["03","04"]',
-  '567890',
-  '2025-09-01 09:00:00',
-  '2025-09-03 17:00:00',
-  '2025-09-01 09:10:00',
-  '2025-09-03 16:45:00',
-  '[4,5]',
-  '["Microphone Rode","Tripod Manfrotto"]',
-  TRUE,
-  'Canceled/soft-deleted record'
-);
-
--- API keys (8-digit numeric keys per CHECK)
-INSERT INTO apiKeys (api_key, entry_name, last_used_at) VALUES
-('12345678', 'CI token',     '2025-11-15 08:00:00'),
-('87654321', 'Local dev',    NULL),
-('00000001', 'Monitoring',   '2025-11-10 12:30:00');

backendV2/schemeV2.sql

@@ -11,6 +11,7 @@ CREATE TABLE users (
   is_admin bool NOT NULL DEFAULT false,
   entry_created_at timestamp NULL DEFAULT CURRENT_TIMESTAMP,
   entry_updated_at timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  secret_user bool NOT NULL DEFAULT false,
   PRIMARY KEY (id)
 ) ENGINE=InnoDB;
 

backendV2/server.js

@@ -20,7 +20,7 @@ import apiRouter from "./routes/api/api.route.js";
 
 env.config();
 const app = express();
-const port = 8004;
+const port = 8102;
 
 app.use(cors());
 // Body-Parser VOR den Routen registrieren

docker-compose.yml

@@ -1,35 +1,37 @@
 services:
-  #  usr-frontend_v2:
+  demo_usr_frontend:
-  #    container_name: borrow_system-usr-frontend
+    container_name: demo_borrow_system-usr-frontend
-  #    build: ./FrontendV2
+    networks:
-  #    ports:
+      - proxynet
-  #      - "8001:80"
+    build: ./FrontendV2
-  #    restart: unless-stopped
+    restart: unless-stopped
 
-  #  admin-frontend:
+  demo_admin_frontend:
-  #    container_name: borrow_system-admin-frontend
+    container_name: demo_borrow_system-admin-frontend
-  #    build: ./admin
+    networks:
-  #    ports:
+      - proxynet
-  #      - "8003:80"
+    build: ./admin
-  #    restart: unless-stopped
+    restart: unless-stopped
 
-  backend_v2:
+  demo_backend_v2:
-    container_name: borrow_system-backend_v2
+    container_name: demo_borrow_system-backend_v2
+    networks:
+      - proxynet
     build: ./backendV2
-    ports:
-      - "8004:8004"
     environment:
       NODE_ENV: production
-      DB_HOST: mysql_v2
+      DB_HOST: demo_mysql_v2
       DB_USER: root
       DB_PASSWORD: ${DB_PASSWORD_V2}
       DB_NAME: borrow_system_new
     depends_on:
-      - mysql_v2
+      - demo_mysql_v2
     restart: unless-stopped
 
-  mysql_v2:
+  demo_mysql_v2:
-    container_name: borrow_system-mysql-v2
+    container_name: demo_borrow_system-mysql-v2
+    networks:
+      - proxynet
     image: mysql:8.0
     restart: unless-stopped
     environment:
@@ -37,11 +39,13 @@ services:
       MYSQL_DATABASE: borrow_system_new
       TZ: Europe/Berlin
     volumes:
-      - mysql-v2-data:/var/lib/mysql
+      - demo_mysql-v2-data:/var/lib/mysql
       - ./mysql-timezone.cnf:/etc/mysql/conf.d/timezone.cnf:ro
-    ports:
-      - "3310:3306"
 
 volumes:
   mysql-data:
-  mysql-v2-data:
+  demo_mysql-v2-data:
+
+networks:
+  proxynet:
+    external: true