main.py

from __future__ import annotations

import os

from fred_mcp.config import load_dotenv_if_available
from fred_mcp.server import mcp


def main() -> None:
    load_dotenv_if_available()
    transport = os.getenv("MCP_TRANSPORT")
    if transport in {"http", "streamable-http", "sse"}:
        mcp.run(
            transport=transport,
            host=os.getenv("MCP_HOST", "127.0.0.1"),
            port=int(os.getenv("MCP_PORT", "8000")),
            path=os.getenv("MCP_PATH", "/mcp"),
            stateless_http=_bool_env("MCP_STATELESS_HTTP", True),
            json_response=_bool_env("MCP_JSON_RESPONSE", True),
        )
        return
    mcp.run()


def _bool_env(name: str, default: bool) -> bool:
    value = os.getenv(name)
    if value is None:
        return default
    return value.strip().lower() in {"1", "true", "yes", "on"}


if __name__ == "__main__":
    main()