[FR] Calendar filters

[shnikita-cr]

Description

Feature proposal is filter in calendar view. Being able to manage calendar view like other views (Grid and Board) would be delightful.

Impact

Nearly all types of users can benefit from this feature. For example it is helpful when managing tasks: mark tasks status as Done and filter them out to clear the view.

Additional Context

AppFlowy competitor Notion has this feature.

[annieappflowy]

https://github.com/AppFlowy-IO/AppFlowy/issues/5303