mcp-path-resolution-on-windows-the-server-gdrive-package-fails-to-loca-103f1f4b

THEN Use fileURLToPath and path.dirname to derive the correct __dirname in ESM modules, then resolve the credentials file path with path.join or path.resolve relative to that directory. This avoids double-prepending the drive letter on Windows.

import { fileURLToPath } from 'url';
const __dirname = path.dirname(fileURLToPath(import.meta.url));
const keyfilePath = process.env.GDRIVE_OAUTH_PATH || path.join(__dirname, '../../../gcp-oauth.keys.json');