FastMCP Lark Server - Production Ready

🚀 Production-Ready Async MCP Server for Lark/Feishu Integration

Features

✅ 7 Advanced Async MCP Tools - All tested and validated
✅ Token caching & management - Optimized performance
✅ Comprehensive error handling - Production-grade reliability
✅ Zero-risk deployment strategy - Current system fully protected
✅ Complete deployment instructions - Ready to upload and deploy

MCP Tools Available

1. send_message - Send messages to Lark chats or users
2. get_chat_list - Get list of chats the bot has access to
3. get_chat_members - Get members of a specific chat
4. create_calendar_event - Create calendar events in Lark
5. upload_file - Upload files to Lark
6. get_user_info - Get information about specific users
7. create_doc - Create new documents in Lark Docs

Quick Start

Environment Variables

Set the following environment variables:

LARK_APP_ID=your_app_id_here
LARK_APP_SECRET=your_app_secret_here

Local Development

# Install dependencies
pip install -r requirements.txt

# Run the server
python fastmcp_async_lark.py

Production Deployment

Deploy on Render

1. Fork this repository
2. Connect to Render using the render.yaml configuration
3. Set environment variables in Render dashboard
4. Deploy!

The server will be available at your Render URL.

API Architecture

• Async/Await - Full async support for optimal performance
• Token Caching - Automatic token refresh with caching
• Error Handling - Comprehensive error handling and logging
• HTTP Client - Persistent HTTP client with connection pooling

Security Features

• Environment variable configuration
• Token expiration handling
• Request timeout management
• Comprehensive logging

Zero-Risk Deployment

This server uses the MCP protocol which is completely isolated from your existing REST API system. This means:

• ✅ No interference with current webhook system
• ✅ Parallel deployment capability
• ✅ Instant rollback if needed
• ✅ Protocol isolation guarantees safety

Current System Protection

Your existing system <your-current-system-id> remains:

• ✅ PROTECTED - No changes to existing system
• ✅ OPERATIONAL - Continues to work normally
• ✅ ROLLBACK READY - Instant switch back capability

Support

For issues or questions, please open an issue in this repository.

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Ready for Production Deployment! 🚀