add Vite-based app for example TypeScript application

app/package.json

@@ -0,0 +1,33 @@
+{
+  "name": "docs",
+  "private": true,
+  "version": "0.0.0",
+  "scripts": {
+    "dev": "vite",
+    "build": "tsc && vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "@mapbox/vector-tile": "^1.3.1",
+    "@radix-ui/react-label": "^0.1.5",
+    "@stitches/react": "^1.2.8",
+    "leaflet": "^1.8.0",
+    "maplibre-gl": "^2.1.9",
+    "pako": "^2.0.4",
+    "pbf": "^3.2.1",
+    "protomaps": "^1.19.0",
+    "react": "^18.0.0",
+    "react-dom": "^18.0.0",
+    "react-dropzone": "^14.1.1"
+  },
+  "devDependencies": {
+    "@types/leaflet": "^1.7.9",
+    "@types/mapbox__vector-tile": "^1.3.0",
+    "@types/pbf": "^3.0.2",
+    "@types/react": "^18.0.0",
+    "@types/react-dom": "^18.0.0",
+    "@vitejs/plugin-react": "^1.3.0",
+    "typescript": "^4.6.3",
+    "vite": "^2.9.5"
+  }
+}