fix(i18n): set default language to english temporarily

nuxt.config.ts

@@ -29,6 +29,8 @@ export default defineNuxtConfig({
       { code: "ja", language: "ja-JP", name: "日本語", file: "ja.json" },
     ],
     defaultLocale: "en",
+    // TODO: put back to true
+    detectBrowserLanguage: false,
   },
   image: {
     quality: 80,