💄 Update event link styling

Adjust the layout of event links for better alignment and remove the delete button for a cleaner interface. :art: Enhance event display randomness Improve visual variety of event cards by introducing randomization based on event IDs. :lipstick: Add Users link to admin navigation Enhance the admin navigation by adding a link to the Users page for improved accessibility. :lipstick: Add total storage calculation for events Introduce a method to calculate total storage used by media in an event and update the dashboard to display this information.