feat: Convert all app files to JS

packages/backend/src/apps/carbone/common/add-auth-header.js

@@ -0,0 +1,10 @@
+const addAuthHeader = ($) => {
+  if ($.auth.data?.apiKey) {
+    requestConfig.headers.Authorization = `Bearer ${$.auth.data.apiKey}`;
+    requestConfig.headers['carbone-version'] = '4';
+  }
+
+  return requestConfig;
+};
+
+export default addAuthHeader;