Apple ID Authentication Setup Required

Real-time Apple ID single sign-on requires registered OAuth 2.0 credentials in your environment.

# Apple ID OAuth Credentials
APPLE_OAUTH_CLIENT_ID=<YOUR_APPLE_CLIENT_ID>
APPLE_OAUTH_CLIENT_SECRET=<YOUR_APPLE_CLIENT_SECRET>
Authorized Callback Redirect URI (Local Development):
Authorized Callback Redirect URI (Production):
Register this exact URL in your Apple ID Developer Console under Authorized Redirect URIs.