Let users sign up / log in via their social accounts instead of creating a password.

Google Sign-In

1. Go to console.cloud.google.com
2. Create a new Project (or select existing)
3. APIs & Services → Credentials → Create OAuth Client ID
4. Application type: Web application
5. Authorized redirect URIs: https://your-domain.com/auth/google/callback
6. Save, copy Client ID + Client Secret
7. In QAFlow admin → Social Login → Google → paste keys → enable

Facebook Login

1. Go to developers.facebook.com
2. My Apps → Create App → choose "Consumer"
3. Add product: Facebook Login
4. Settings → Valid OAuth Redirect URIs: https://your-domain.com/auth/facebook/callback
5. Copy App ID + App Secret
6. QAFlow admin → Social Login → Facebook → paste keys → enable

GitHub Sign-In

1. Go to GitHub → Settings → Developer settings → OAuth Apps
2. New OAuth App
3. Application name: YourSite
4. Homepage URL: https://your-domain.com
5. Callback URL: https://your-domain.com/auth/github/callback
6. Copy Client ID + generate Client Secret
7. Paste in QAFlow admin → Social Login → GitHub