Refactor code structure for improved readability and maintainability; remove redundant code blocks and optimize function calls.

.vscode/launch.json

@@ -0,0 +1,34 @@
+{
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "API: Attach Nest (9229)",
+      "type": "node",
+      "request": "attach",
+      "port": 9229,
+      "restart": true,
+      "preLaunchTask": "api:debug",
+      "cwd": "${workspaceFolder}",
+      "skipFiles": [
+        "<node_internals>/**"
+      ]
+    },
+    {
+      "name": "Web: Chrome (Vite 5173)",
+      "type": "pwa-chrome",
+      "request": "launch",
+      "url": "http://localhost:5173",
+      "webRoot": "${workspaceFolder}/apps/web/src",
+      "preLaunchTask": "web:dev"
+    }
+  ],
+  "compounds": [
+    {
+      "name": "Full Stack Debug",
+      "configurations": [
+        "API: Attach Nest (9229)",
+        "Web: Chrome (Vite 5173)"
+      ]
+    }
+  ]
+}