add id

resource/locales/en_US/_conf.json

@@ -1,4 +1,5 @@
 {
+  "id": "en_US",
   "aliases": ["en", "en-US"],
   "name": "English"
 }

resource/locales/ja_JP/_conf.json

@@ -1,4 +1,5 @@
 {
+  "id": "ja_JP",
   "aliases": ["ja"],
   "name": "日本語"
 }

resource/locales/zh_CN/_conf.json

@@ -1,3 +1,5 @@
 {
+  "id": "zh_CN",
+  "aliases": [],
   "name": "简体中文"
 }