2 Commits

Author	SHA1	Message	Date
Michael Czechowski	45a9d7216e	fix: add DROP statements to supabase-setup.sql for clean reinstalls ... TODO: Configure OAuth providers in Supabase dashboard: - Google: Add Client ID and Secret from Google Cloud Console - GitHub: Add Client ID and Secret from GitHub Developer Settings - Set redirect URLs in Authentication → URL Configuration	2026-01-16 14:06:14 +01:00
Michael Czechowski	b0b39e2f02	feat: add authentication, cloud sync, and GDPR compliance ... Authentication & Cloud Sync: - Add Supabase integration for auth (email/password, Google, GitHub OAuth) - Add cloud progress sync for logged-in users - Add account deletion feature with confirmation dialog - Auth is optional - anonymous users can still use localStorage UI Improvements: - Add dark-themed account section in sidebar - Show user email in header when logged in - Add signup success feedback message - Update landing page: remove cloud sync from Coming Soon, add Code Challenges - Update benefit text to mention optional cloud sync GDPR Compliance: - Add Privacy Policy dialog with full GDPR-compliant content - Add Imprint dialog with legal contact information - Add footer links for Privacy and Imprint - All legal content translated to 6 languages (en, de, pl, es, ar, uk) Files added: - src/supabase.js - Supabase client with auth and progress sync helpers - src/auth.js - Authentication logic and form handlers - supabase-setup.sql - Database schema and RLS policies	2026-01-16 12:37:22 +01:00