"""Command: mcp - Start MCP server for Claude Code integration."""
from __future__ import annotations
import sys
import click
from rich.console import Console
# Create stderr console for MCP mode - stdout must be reserved for JSON-RPC
stderr_console = Console(stderr=True, force_terminal=True)
@click.command(name="mcp")
@click.option("--dev", is_flag=True, help="Development mode")
def mcp(dev: bool) -> None:
"""Start MCP server for Claude Code integration.
Starts the FastMCP server using stdio transport, making skills
available to Claude Code via Model Context Protocol.
Usage:
mcp-skillset mcp
The server will run in stdio mode and communicate with Claude Code.
IMPORTANT: All output goes to stderr to preserve stdout for JSON-RPC protocol.
"""
stderr_console.print(
"🚀 [bold green]Starting MCP server for Claude Code...[/bold green]"
)
stderr_console.print("📡 stdio transport")
if dev:
stderr_console.print("🔧 [yellow]Development mode enabled[/yellow]")
# Import and configure MCP server
from mcp_skills.mcp.server import configure_services
from mcp_skills.mcp.server import main as mcp_main
try:
# Initialize services (SkillManager, IndexingEngine, ToolchainDetector, RepositoryManager)
stderr_console.print("⚙️ Configuring services...")
configure_services()
stderr_console.print("✅ Services configured")
stderr_console.print("📡 stdio transport active")
stderr_console.print("🎯 Ready for Claude Code connection\n")
# Start FastMCP server (blocks until terminated)
mcp_main()
except KeyboardInterrupt:
stderr_console.print("\n[yellow]⚠️ Server stopped by user[/yellow]")
raise SystemExit(0)
except Exception as e:
stderr_console.print(f"\n[red]❌ Server failed to start: {e}[/red]")
import traceback
if dev:
traceback.print_exc(file=sys.stderr)
raise SystemExit(1)
