feat: add sqlstring and supports-color modules

- Introduced sqlstring module for SQL escape and formatting.
- Added supports-color module to detect terminal color support.
- Created dashboard and login views with Bootstrap styling.
- Implemented user schema in SQL with mock data for testing.

backend/node_modules/async/bower.json

@@ -0,0 +1,17 @@
+{
+  "name": "async",
+  "main": "dist/async.js",
+  "ignore": [
+    "bower_components",
+    "lib",
+    "test",
+    "node_modules",
+    "perf",
+    "support",
+    "**/.*",
+    "*.config.js",
+    "*.json",
+    "index.js",
+    "Makefile"
+  ]
+}