https://godotengine.org/article/dev-snapshot-godot-4-7-dev-3/#gui-implement-search-bar-for-popupmenu Migrate when 4.7 comes out
https://godotengine.org/article/dev-snapshot-godot-4-7-dev-3/#gui-implement-search-bar-for-popupmenu
Migrate when 4.7 comes out