💄 Update media management UI and add video support

Enhance the media display by integrating video handling and improving the layout for better user interaction and visual appeal. :lipstick: Update UI for event subscriptions and improve unsubscribe flow Enhance the event subscriptions page layout and add functionality to remove subscriptions from the index view upon unsubscription. :sparkles: Add subscriptions feature and update UI Implement event subscriptions functionality with a new index view and link in the header for better user engagement.