- Add file-based logger (data/app.log) with JSON metadata support - Add database cleanup script (hourly via cron) - Removes OAuth states older than 1 hour - Removes sessions older than 30 days - Vacuums SQLite database - Configure logrotate for app.log and cleanup.log - Daily rotation, 14 days retention - Compression enabled Co-authored-by: Shelley <shelley@exe.dev>