feat: Trash (#1082)

* wip: trash

* Enable restoration of deleted documents

* update Trash icon

* Add endpoint to trigger garbage collection

* fix: account for drafts

* fix: Archived documents should be deletable

* fix: Missing delete cascade

* bump: upgrade rich-markdown-editor

server/models/Event.js

@@ -56,6 +56,7 @@ Event.ACTIVITY_EVENTS = [
   'documents.pin',
   'documents.unpin',
   'documents.delete',
+  'documents.restore',
   'collections.create',
   'collections.delete',
 ];