786381ac67
Job Worker System: - Add polling-based job worker (max 2 concurrent processors) - Create monitor_jobs records when videos are registered - Link videos.job_id to monitor_jobs - Fix type mismatches (i32 vs i64) for database IDs Duplicate Registration: - Check if video already exists before registering - Return existing video info with already_exists: true - Use canonical path for UUID computation USER_DATA_ROOT Configuration: - Add MOMENTRY_USER_DATA_ROOT environment variable - UUID computed from relative path (username/filename) - Ensures consistent UUIDs when data root changes