feat: Convert all mutation files to js

packages/backend/src/graphql/mutations/create-app-auth-client.ee.js

@@ -0,0 +1,17 @@
+import AppConfig from '../../models/app-config';
+
+const createAppAuthClient = async (_parent, params, context) => {
+  context.currentUser.can('update', 'App');
+
+  const appConfig = await AppConfig.query()
+    .findById(params.input.appConfigId)
+    .throwIfNotFound();
+
+  const appAuthClient = await appConfig
+    .$relatedQuery('appAuthClients')
+    .insert(params.input);
+
+  return appAuthClient;
+};
+
+export default createAppAuthClient;