feat(prototype): add upload manager and docker ci

- add prototype upload, list, view, and delete api routes
- add prototype manager ui with search, modal, and theme toggle
- add filesystem-backed zip extraction and serving logic
- switch project to pnpm with updated lockfile and tooling
- add multi-stage dockerfile with standalone next.js output
- add github actions to lint, build, and publish docker images

package.json

@@ -9,6 +9,8 @@
     "lint": "eslint"
   },
   "dependencies": {
+    "adm-zip": "^0.6.0",
+    "dayjs": "^1.11.23",
     "next": "16.3.3",
     "react": "19.2.8",
     "react-dom": "19.2.8"
@@ -20,6 +22,7 @@
     "@types/react-dom": "^19",
     "eslint": "^9",
     "eslint-config-next": "16.3.3",
+    "prettier": "^3.9.6",
     "tailwindcss": "^4",
     "typescript": "^5"
   }