refactor: event instances

Signed-off-by: Sebastian Krupinski <krupinski01@gmail.com>

src/types/instance.ts

@@ -0,0 +1,15 @@
+import type { EntityObject } from '@ChronoManager/models/entity'
+
+export interface CalendarInstance {
+  key: string
+  entity: EntityObject
+  instanceId: string | null
+  startMs: number
+  endMs: number
+  dayStartMs: number
+  durationMs: number
+  timeless: boolean
+  multiDay: boolean
+  label: string | null
+  color: string | null
+}