Per event border color

[rdewolff]

It would be great to be able to set in the event it's border color.

Event Item
{
  id: 1,
  description: 'Event',
  startDate: new Date(2021, 3, 15, 12, 0),
  endDate: new Date(2021, 3, 15, 12, 30),
  color: 'blue',
  borderColor: 'pink', // <- this is new
}