fix: Rename use-auth.js to use-auth.jsx for JSX support

frontend/node_modules/react-i18next/src/initReactI18next.js

@@ -0,0 +1,11 @@
+import { setDefaults } from './defaults.js';
+import { setI18n } from './i18nInstance.js';
+
+export const initReactI18next = {
+  type: '3rdParty',
+
+  init(instance) {
+    setDefaults(instance.options.react);
+    setI18n(instance);
+  },
+};