build(app): 加观感探针的按需入口

Author: Aparencia

app/package.json

@@ -8,6 +8,7 @@
     "build": "tsc && vite build",
     "preview": "vite preview",
     "test": "vitest run",
+    "check:visual": "node ../scripts/viewport-probe.mjs --width 1024 --height 640",
     "tauri": "tauri"
   },
   "dependencies": {