Remote frontend nginx now forwards API requests to Django so login and registration work when the host proxy only routes to port 8080.
Co-authored-by: Cursor <cursoragent@cursor.com>
Move data access to use-cases and IndexedDB repositories with optional
remote fallback, changelog/sync ports, and encrypted local backup.
Add production Docker Compose (nginx frontend + optional backend) and
Apache host proxy configuration for deployment.
Co-authored-by: Cursor <cursoragent@cursor.com>