Initial typescript setup

app/package.json

@@ -5,8 +5,10 @@
   "type": "module",
   "scripts": {
     "start": "vite",
-    "build": "vite build",
-    "preview": "vite preview"
+    "build": "tsc && vite build",
+    "preview": "vite preview",
+    "type-check": "tsc --noEmit",
+    "migrate": "tsc --noEmit --allowJs --checkJs false"
   },
   "repository": {
     "type": "git",
@@ -50,13 +52,15 @@
     "unist-util-visit": "^5.0.0"
   },
   "devDependencies": {
-    "@types/react": "^18.2.67",
-    "@types/react-dom": "^18.2.22",
+    "@types/node": "^22.14.0",
+    "@types/react": "^18.3.20",
+    "@types/react-dom": "^18.3.6",
     "@vitejs/plugin-react": "^4.3.4",
     "postcss": "^8.4.47",
     "postcss-preset-mantine": "^1.17.0",
     "postcss-simple-vars": "^7.0.1",
     "sass": "^1.80.4",
+    "typescript": "^5.8.2",
     "vite": "^6.2.4",
     "vite-plugin-compression2": "^1.3.0"
   },