Phase 3: scaffold Manager Dashboard — all pages, layout, routing

Includes: LoginPage (PIN pad), DashboardPage (30s polling table grid),
OrderDetailPage (full actions), ProductsPage (CRUD + printer zone),
WaitersPage (block/reset PIN/delete), TablesPage, ReportsPage
(shift summary + order history + CSV export), SettingsPage (printers
+ test print + sysadmin lock/unlock). TailwindCSS, React Query,
react-hot-toast. Docker Compose service on port 5174.

manager_dashboard/package.json

@@ -0,0 +1,29 @@
+{
+  "name": "manager-dashboard",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "@tanstack/react-query": "^5.62.0",
+    "axios": "^1.7.9",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1",
+    "react-hot-toast": "^2.4.1",
+    "react-router-dom": "^6.28.0",
+    "zustand": "^5.0.2"
+  },
+  "devDependencies": {
+    "@types/react": "^18.3.12",
+    "@types/react-dom": "^18.3.1",
+    "@vitejs/plugin-react": "^4.3.4",
+    "autoprefixer": "^10.4.20",
+    "postcss": "^8.4.49",
+    "tailwindcss": "^3.4.16",
+    "vite": "^6.0.5"
+  }
+}