run_server.py

#!/usr/bin/env python3
"""Run coordination-mcp in SSE mode on configurable host/port (defaults to Tailscale IP).

Host selection priority:
1) MCP_HOST env
2) first IPv4 from `tailscale ip -4`
3) 127.0.0.1 fallback
"""
import os
import sys
import subprocess
from pathlib import Path

REPO_ROOT = Path(__file__).resolve().parent
os.chdir(REPO_ROOT)
sys.path.insert(0, str(REPO_ROOT))


def get_tailscale_ip():
    try:
        out = subprocess.check_output(["tailscale", "ip", "-4"], text=True)
        ip = out.strip().splitlines()[0]
        return ip or None
    except Exception:
        return None

host = os.environ.get("MCP_HOST") or get_tailscale_ip() or "127.0.0.1"
port = int(os.environ.get("MCP_PORT", "8321"))

from coordination_mcp.server import app

if __name__ == "__main__":
    app.run(transport="sse", host=host, port=port)