feat: switch app store region based on lang

web/public/locales/en/translation.json

@@ -18,5 +18,6 @@
     "s3": "AWS S3",
     "jsorg": "js.org"
   },
+  "countryCode": "us",
   "try": "How about"
 }

web/public/locales/ja/translation.json

@@ -18,5 +18,6 @@
     "s3": "AWS S3",
     "jsorg": "js.org"
   },
+  "countryCode": "jp",
   "try": "これはどう?"
 }

web/src/components/cards/AppStoreCard.js

@@ -6,8 +6,11 @@ import { FaAppStore } from 'react-icons/fa'
 import { Card, Result } from '../Cards'
 
 function Search({ query }) {
+  const { t } = useTranslation()
   const term = encodeURIComponent(query)
-  const response = useFetch(`/availability/appstore/${term}`)
+  const response = useFetch(
+    `/availability/appstore/${term}?country=${t('countryCode')}`
+  )
   const apps = response.result
 
   return (