This backend server handles Google OAuth 2.0 token exchange and refresh for integrations.

Setup

1. Install dependencies:

   npm install

2. Copy .env.example to .env and fill in your values.

3. Start the server:

   npm run dev

Routes

• GET /auth/oauth2callback?code=... exchanges the Google authorization code for tokens.
• GET /auth/get-access-token returns a valid access token, refreshing it when needed.
• GET /auth/refresh-token manually refreshes the stored access token.