- Add genericOAuth plugin to auth.config.ts with Authentik provider
- Fix LoginButton to use /auth/signin/authentik (not /auth/callback/)
- Add production URLs to trustedOrigins
- Update .env.example with correct redirect URI documentation
Redirect URI for Authentik: https://api.mosaicstack.dev/auth/callback/authentik
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>