feat: добавить новый backend и cabinet

- добавлен новый Nest backend для auth, projects и project access tokens
- добавлена control-plane схема БД и миграция Drizzle
- перенесён старый backend в old-backend
- добавлен React/Vite cabinet с auth-only входом и Mantine layout
- обновлены workspace scripts и lockfile

apps/cabinet/tsconfig.app.json

@@ -0,0 +1,33 @@
+{
+  "compilerOptions": {
+    "composite": true,
+    "tsBuildInfoFile": "./node_modules/.tmp/tsconfig.app.tsbuildinfo",
+    "target": "ES2022",
+    "useDefineForClassFields": true,
+    "lib": ["ES2022", "DOM", "DOM.Iterable"],
+    "allowJs": false,
+    "skipLibCheck": true,
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
+    "strict": true,
+    "forceConsistentCasingInFileNames": true,
+    "module": "ESNext",
+    "moduleResolution": "Bundler",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "noEmit": true,
+    "jsx": "react-jsx",
+    "baseUrl": ".",
+    "paths": {
+      "app/*": ["src/app/*"],
+      "layouts/*": ["src/layouts/*"],
+      "screens/*": ["src/screens/*"],
+      "widgets/*": ["src/widgets/*"],
+      "business/*": ["src/business/*"],
+      "infra/*": ["src/infra/*"],
+      "ui/*": ["src/ui/*"],
+      "shared/*": ["src/shared/*"]
+    }
+  },
+  "include": ["src"]
+}