refactor: modularize launcher UI and native services with verified IO

package.json

@@ -5,23 +5,27 @@
   "type": "module",
   "scripts": {
     "dev": "vite",
-    "build": "vite build",
+    "build": "npm run typecheck && vite build",
+    "typecheck": "tsc --noEmit",
+    "test": "tsx --test src/services/async.test.ts src/state/game.test.ts src/state/profiles.test.ts",
     "preview": "vite preview",
     "tauri": "tauri",
     "tauri:dev": "tauri dev",
     "tauri:build": "tauri build"
   },
   "dependencies": {
-    "@tauri-apps/api": "^2.11.1",
-    "@vitejs/plugin-react": "latest",
-    "@tauri-apps/cli": "^2.9.4",
-    "lucide-react": "latest",
-    "react": "latest",
-    "react-dom": "latest",
-    "typescript": "latest",
-    "vite": "latest"
+    "@tauri-apps/api": "2.11.1",
+    "lucide-react": "1.41.0",
+    "react": "19.2.8",
+    "react-dom": "19.2.8"
   },
   "devDependencies": {
-    "@tauri-apps/cli": "^2.11.4"
+    "@tauri-apps/cli": "2.11.4",
+    "@types/node": "^22.19.0",
+    "@types/react": "^19.2.0",
+    "@types/react-dom": "^19.2.0",
+    "tsx": "4.23.13",
+    "typescript": "7.0.2",
+    "vite": "8.2.2"
   }
 }