💄 Update sticky navigation bar z-index

Increase z-index for sticky navigation bar to ensure it overlays content properly. :lipstick: Update preserved event message for clarity Change the displayed message to include the event name for better user understanding of preserved events. :sparkles: Introduce token-based login feature Add support for token-based login via email links, allowing users to authenticate securely without needing to log in first. Includes associated methods in User model and tests for functionality. :lipstick: Update styling for deletion queued email Adjust padding and remove unnecessary border for improved layout and consistency. :lipstick: Update UI colors for event preservation Change UI elements from teal to emerald for a more cohesive color scheme. :lipstick: Update event preservation pricing and UI Adjust event preservation price to $29 and update related UI elements to reflect the new pricing in emails and views. :bento: Add apple touch icon for improved branding Introduce a new apple touch icon image to enhance the application's visual identity on iOS devices. :arrow_up: Upgrade Ruby setup action to v1.286.0 Update Ruby setup action in CI and deploy workflows for improved compatibility and performance.