feat: add Monaco editor, API error handling, and CI/CD

- Monaco Editor: script editor with syntax highlighting
- API: error handling with ApiError class and token management
- CI/CD: Gitea Actions workflow for build, Docker, and deploy
- Docker: multi-stage build with nginx
- nginx.conf: SPA fallback and API proxy

web/package.json

@@ -9,11 +9,12 @@
     "preview": "vite preview"
   },
   "dependencies": {
+    "@monaco-editor/react": "^4.7.0",
     "@tanstack/react-query": "^5.80.0",
     "@tanstack/react-router": "^1.120.0",
     "@tanstack/react-table": "^8.21.0",
-    "@xterm/xterm": "^5.5.0",
     "@xterm/addon-fit": "^0.10.0",
+    "@xterm/xterm": "^5.5.0",
     "framer-motion": "^11.15.0",
     "lucide-react": "^0.525.0",
     "react": "^19.2.7",