Refactor permissions API endpoints, UI group permissions

src-ui/src/app/data/object-with-permissions.ts

@@ -1,8 +1,19 @@
 import { ObjectWithId } from './object-with-id'
 import { PaperlessUser } from './paperless-user'
 
+export interface PermissionsObject {
+  view: {
+    users: Array<number>
+    groups: Array<number>
+  }
+  change: {
+    users: Array<number>
+    groups: Array<number>
+  }
+}
+
 export interface ObjectWithPermissions extends ObjectWithId {
   owner?: PaperlessUser
 
-  permissions?: Array<[number, string]>
+  permissions?: PermissionsObject
 }