As GH user, I'd like to be able to quickly filter issue types from the legend (with a checkbox for example).

In order to avoid the creation of many contexts and facilitate the usability of both planning boards and task boards, I'd like to have the possibility to filter the different issue types, with checkboxes on the legend bar. (cf. picture attached). Of course, t
his feature should not remove the possibility to create issues from the legend (as this feature is enjoyable too .