📦️ Update data dump file

Refresh the data dump to ensure it contains the latest changes. :zap: Introduce streaming video previewer Add a custom streaming video previewer to enhance video handling without downloading entire files. Remove obsolete video thumbnail generation logic and update related tests and configurations. :zap: Optimize event loading with eager loading Eager load media attachments to prevent N+1 query issues on the index page. :art: Update OG image handling for media Refactor image URL generation to use the :lightbox variant for better compatibility with social media requirements. :lipstick: Update video thumbnail handling in uploads Ensure video thumbnails are displayed when available, improving the user interface for media uploads. :wrench: Introduce video thumbnail generation tasks Add Rake tasks for generating missing video thumbnails both asynchronously and synchronously for testing purposes. :lipstick: Introduce unique transforms for empty event cards Generate consistent but unique rotations and offsets for empty event cards to enhance visual variety while maintaining a reproducible arrangement. :zap: Add video thumbnail generation and handling in background Implement video thumbnail generation using ffmpeg and update media controllers and views to utilize pre-generated thumbnails for videos.