RHL-008-feat(api): update manual API verification script to use compatibility layer for apiClient

scripts/manual-api-client-flow.mjs

@@ -1,4 +1,3 @@
-// scripts/manual-api-client-flow.mjs
 /**
  * Manual API verification script for RHL-008.
  *
@@ -17,7 +16,16 @@
  *     --branch=NL01
  */
 
-import {
+import * as apiClientNs from "../lib/frontend/apiClient.js";
+
+/**
+ * Compatibility layer:
+ * - If apiClient.js is loaded as CommonJS, Node exposes it as { default: module.exports }.
+ * - If apiClient.js is loaded as ESM, Node exposes named exports directly.
+ */
+const apiClient = apiClientNs.default ?? apiClientNs;
+
+const {
 	apiFetch,
 	login,
 	logout,
@@ -27,7 +35,7 @@ import {
 	getDays,
 	getFiles,
 	ApiClientError,
-} from "../lib/frontend/apiClient.js";
+} = apiClient;
 
 function getArg(name, fallback = null) {
 	const prefix = `--${name}=`;