refactor(server): separate page visibility from workspace permission (#4836)

packages/backend/server/src/modules/workspaces/index.ts

@@ -4,12 +4,17 @@ import { DocModule } from '../doc';
 import { UsersService } from '../users';
 import { WorkspacesController } from './controller';
 import { PermissionService } from './permission';
-import { WorkspaceResolver } from './resolver';
+import { PagePermissionResolver, WorkspaceResolver } from './resolver';
 
 @Module({
   imports: [DocModule.forFeature()],
   controllers: [WorkspacesController],
-  providers: [WorkspaceResolver, PermissionService, UsersService],
+  providers: [
+    WorkspaceResolver,
+    PermissionService,
+    UsersService,
+    PagePermissionResolver,
+  ],
   exports: [PermissionService],
 })
 export class WorkspaceModule {}