feat: introduce app configs with shared auth clients (#1213)

packages/backend/src/graphql/queries/get-app-config.ee.ts

@@ -0,0 +1,23 @@
+import AppConfig from '../../models/app-config';
+import Context from '../../types/express/context';
+
+type Params = {
+  key: string;
+};
+
+const getAppConfig = async (_parent: unknown, params: Params, context: Context) => {
+  context.currentUser.can('create', 'Connection');
+
+  const appConfig = await AppConfig
+    .query()
+    .withGraphFetched({
+      appAuthClients: true
+    })
+    .findOne({
+      key: params.key
+    });
+
+  return appConfig;
+};
+
+export default getAppConfig;