You can also create event quests. They have own menu and are available in certain period of time. You can create them same as new week (in quests folder), but you need to change name to template event-<id>-quests.yml (Replace <id> with id of your event i.e. easter). Also, you need to add this configuration:
category:
start: # Start date
date: "14/04/2025"
time: "10:00"
end: # End date
date: "27/04/2025"
time: "22:00"
name: "Easter Quests" # Name
required-permission: "" # Required permission
show-without-permission: true # Show event even if player doesn't have required permission
see-quests-when-not-active: true # Allow players to see event quests when event isn't active
item: # Event display icon
material: "EGG"
amount: 1
name: "&6Easter Quests"
lore:
- "&eSpecial quests for easter event"
- "&e14/04/2025 - 27/04/2025"
- ""
- "%status%" # %status% will be replaced with messages from lang file: Starts in ..., Ends in..., Ended, No permission