feat: add MCP server with all tools registered

src/grist_mcp/main.py

@@ -0,0 +1,26 @@
+"""Main entry point for the MCP server."""
+
+import asyncio
+import os
+import sys
+
+from mcp.server.stdio import stdio_server
+
+from grist_mcp.server import create_server
+
+
+async def main():
+    config_path = os.environ.get("CONFIG_PATH", "/app/config.yaml")
+
+    if not os.path.exists(config_path):
+        print(f"Error: Config file not found at {config_path}", file=sys.stderr)
+        sys.exit(1)
+
+    server = create_server(config_path)
+
+    async with stdio_server() as (read_stream, write_stream):
+        await server.run(read_stream, write_stream, server.create_initialization_options())
+
+
+if __name__ == "__main__":
+    asyncio.run(main())