Cannot set custom bootstrap font awesome icons because ButtonIconsInput type does not allow unknown properties · Issue #5548 · fullcalendar/ fullcalendar · GitHub
FullCalendar Get Event Title Example
Easy way to get HTML into an event title · Issue #2919 · fullcalendar/ fullcalendar · GitHub
css - FullCalendar 5 - How to add Font Awesome icons to an Event title - Stack Overflow
Responsive event calendar documentation for Angular | Mobiscroll
CSS and HTML calendar examples to add to your site
javascript - Full Calendar V5, Append custom text to the Calendar Title - Stack Overflow