fix: update Hugging Face Spaces README with proper YAML frontmatter

README.md

@@ -1,15 +1,25 @@
+---
+title: Todo List Backend API
+emoji: ⚡
+colorFrom: blue
+colorTo: purple
+sdk: docker
+pinned: false
+---
+
 # Todo List Backend API
 
-FastAPI-based REST API for managing tasks with PostgreSQL persistence.
+FastAPI-based REST API for managing tasks with PostgreSQL persistence, AI chatbot, and WebSocket support.
 
 ## Features
 
 - ✅ Full CRUD operations for tasks
-- ✅ User-scoped data isolation
-- ✅ Pagination and filtering
-- ✅ Automatic timestamp tracking
-- ✅ Input validation
-- ✅ Error handling
+- ✅ User authentication with JWT
+- ✅ AI chatbot for task management (OpenAI & Google Gemini)
+- ✅ WebSocket real-time events
+- ✅ Task tags, due dates, and priorities
+- ✅ Conversation history
+- ✅ MCP server integration
 - ✅ OpenAPI documentation
 
 ## Tech Stack
@@ -18,101 +28,30 @@ FastAPI-based REST API for managing tasks with PostgreSQL persistence.
 - FastAPI (web framework)
 - SQLModel (ORM)
 - Neon PostgreSQL (database)
-- UV (package manager)
-
-## Quick Start
-
-### 1. Install Dependencies
-
-```bash
-cd backend
-uv sync
-```
-
-### 2. Configure Environment
-
-Create a `.env` file:
-
-```bash
-cp .env.example .env
-# Edit .env with your DATABASE_URL
-```
-
-### 3. Run Development Server
-
-```bash
-uv run uvicorn backend.main:app --reload --port 8000
-```
-
-API will be available at http://localhost:8000
-
-### 4. Access API Documentation
-
-- Swagger UI: http://localhost:8000/docs
-- ReDoc: http://localhost:8000/redoc
+- OpenAI & Google Gemini (AI)
+- WebSockets (real-time events)
 
 ## API Endpoints
 
 | Method | Endpoint | Description |
 |--------|----------|-------------|
-| POST | `/api/{user_id}/tasks` | Create task |
-| GET | `/api/{user_id}/tasks` | List tasks (with pagination/filtering) |
-| GET | `/api/{user_id}/tasks/{id}` | Get task details |
-| PUT | `/api/{user_id}/tasks/{id}` | Update task |
-| DELETE | `/api/{user_id}/tasks/{id}` | Delete task |
-| PATCH | `/api/{user_id}/tasks/{id}/complete` | Toggle completion |
-
-## Testing
-
-```bash
-# Run all tests
-uv run pytest
-
-# Run with coverage
-uv run pytest --cov=backend tests/
-
-# Run specific test file
-uv run pytest tests/test_api_tasks.py -v
-```
+| POST | `/api/auth/sign-up` | Register user |
+| POST | `/api/auth/sign-in` | Login user |
+| GET | `/api/tasks` | List tasks |
+| POST | `/api/tasks` | Create task |
+| GET | `/api/tasks/{id}` | Get task details |
+| PUT | `/api/tasks/{id}` | Update task |
+| DELETE | `/api/tasks/{id}` | Delete task |
+| POST | `/api/chat` | AI chat endpoint |
+| WS | `/ws` | WebSocket events |
 
-## Project Structure
+## API Documentation
 
-```
-backend/
-├── models/          # SQLModel database models
-│   ├── user.py      # User entity
-│   └── task.py      # Task entity and I/O models
-├── api/             # FastAPI route handlers
-│   └── tasks.py     # Task CRUD endpoints
-├── core/            # Configuration and dependencies
-│   ├── config.py    # Database engine
-│   └── deps.py      # Dependency injection
-├── tests/           # Test suite
-│   ├── conftest.py  # Pytest fixtures
-│   └── test_api_tasks.py
-├── main.py          # FastAPI application
-└── pyproject.toml   # UV project configuration
-```
+Once deployed, access interactive docs at `/docs`
 
 ## Environment Variables
 
-| Variable | Description | Example |
-|----------|-------------|---------|
-| `DATABASE_URL` | PostgreSQL connection string | `postgresql://user:pass@host:5432/db?sslmode=require` |
-| `ENVIRONMENT` | Environment name | `development` or `production` |
-| `LOG_LEVEL` | Logging level | `INFO`, `DEBUG`, `WARNING`, `ERROR` |
-
-## Development
-
-### Code Style
-
-- Follow PEP 8
-- Type hints required
-- Docstrings for public functions
-
-### Database
-
-Tables are automatically created on startup. For production, consider using Alembic for migrations.
+Required variables are configured in the Space settings.
 
 ## License