変数設定を追加

frontend/src/boot/error-handler.ts

@@ -0,0 +1,20 @@
+// src/boot/error-handler.ts
+import { boot } from 'quasar/wrappers';
+import { Router } from 'vue-router';
+import { App } from 'vue';
+
+export default boot(({ app, router }: { app: App<Element>; router: Router }) => {
+  app.config.errorHandler = (err: any, instance: any, info: string) => {
+    if (err.response && err.response.status === 401) {
+      // 認証エラーの場合再ログインする
+      console.error('(; ﾟДﾟ)/認証エラー(401)：', err, info);
+      localStorage.removeItem('token');
+      router.replace({
+        path:"/login",
+        query:{redirect:router.currentRoute.value.fullPath}
+      });
+    } else {
+      console.error('(; ﾟДﾟ)例外：', err, info);
+    }
+  };
+});