Initial frontend implementation

- React dashboard with Tailwind CSS v4
- Session-based authentication (Lucia patterns)
- API client with axios
- Project, Task, and Agent views
- Bun.serve() with HMR and API proxy
- Docker support

Co-Authored-By: Claude Sonnet 4.5 (1M context) <noreply@anthropic.com>

package.json

@@ -0,0 +1,29 @@
+{
+  "name": "frontend",
+  "module": "index.ts",
+  "type": "module",
+  "private": true,
+  "scripts": {
+    "dev": "bun --hot server.ts",
+    "start": "bun server.ts",
+    "build": "bun build public/index.html --outdir ./dist --target browser"
+  },
+  "devDependencies": {
+    "@types/bun": "latest",
+    "@types/react": "^19.2.8",
+    "@types/react-dom": "^19.2.3",
+    "autoprefixer": "^10.4.23",
+    "postcss": "^8.5.6"
+  },
+  "peerDependencies": {
+    "typescript": "^5"
+  },
+  "dependencies": {
+    "@tailwindcss/postcss": "^4.1.18",
+    "axios": "^1.13.2",
+    "react": "^19.2.3",
+    "react-dom": "^19.2.3",
+    "react-router-dom": "^7.12.0",
+    "tailwindcss": "^4.1.18"
+  }
+}