Google OAuth Login/Register

Endpoint: GET /auth/google

Description: Initiate Google OAuth authentication flow.

Response: Redirects to Google OAuth consent screen.

---

9. Google OAuth Callback

Endpoint: GET /auth/google/callback

Description: Handle Google OAuth callback and authenticate user.

Success Response (200):

Copy{
  "success": true,
  "message": "Authentication successful",
  "user": {
    "id": "507f1f77bcf86cd799439011",
    "name": "John Doe",
    "email": "john@example.com"
  },
  "accessToken": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...",
  "refreshToken": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9..."
}

Cookies Set:

• accessToken (HttpOnly, Secure, SameSite=None, 1 hour expiry)

• refreshToken (HttpOnly, Secure, SameSite=None, 30 days expiry)

Error Response:

401 Unauthorized:

Copy{
  "success": false,
  "message": "Authentication failed"
}