Calendar Events no longer have borders or color in calendar view since update

[ondrej]

Hey dubwoc,

This has to do with this update to fullcalendar 6. See the Announcements topic for more information.

Discourse Calendar updated to use fullcalendar 6

Discourse calendar received a significant update today . The core of the update is migrating from fullcalendar 4 to fullcalendar 6 which will bring us an updated UI: [Screenshot 2025-08-26 at 11.23.35] We also used this opportunity to make the following changes: Clean URLs for upcoming events page, eg: /upcoming-events/day/2025/8/2 Post event preview on click over an event [Screenshot 2025-08-26 at 11.22.57] Performance has been vastly improved and having a large number o…