feat: Collection admins (#5273

* Split permissions for reading documents from updating collection

* fix: Admins should have collection read permission, tests

* tsc

* Add admin option to permission selector

* Combine publish and create permissions, update -> createDocuments where appropriate

* Plural -> singular

* wip

* Quick version of collection structure loading, will revisit

* Remove documentIds method

* stash

* fixing tests to account for admin creation

* Add self-hosted migration

* fix: Allow groups to have admin permission

* Prefetch collection documents

* fix: Document explorer (move/publish) not working with async documents

* fix: Cannot re-parent document to collection by drag and drop

* fix: Cannot drag to import into collection item without admin permission

* Remove unused isEditor getter

app/components/WebsocketProvider.tsx

@@ -196,7 +196,7 @@ class WebsocketProvider extends React.Component<Props> {
             }
 
             try {
-              await collections.fetch(collectionId, {
+              await collection?.fetchDocuments({
                 force: true,
               });
             } catch (err) {
@@ -293,6 +293,10 @@ class WebsocketProvider extends React.Component<Props> {
       collections.add(event);
     });
 
+    this.socket.on("collections.update", (event: PartialWithId<Collection>) => {
+      collections.add(event);
+    });
+
     this.socket.on(
       "collections.delete",
       action((event: WebsocketEntityDeletedEvent) => {