Fix locales being not linted

front/.eslintrc.js

@@ -4,8 +4,8 @@ module.exports = {
     es6: true
   },
   extends: [
-    'plugin:vue/vue3-recommended',
     'plugin:@intlify/vue-i18n/recommended',
+    'plugin:vue/vue3-recommended',
     '@vue/typescript/recommended',
     '@vue/standard'
   ],
@@ -37,6 +37,7 @@ module.exports = {
     '@intlify/vue-i18n/valid-message-syntax': 'error',
     '@intlify/vue-i18n/no-missing-keys': 'error',
     '@intlify/vue-i18n/no-dynamic-keys': 'error',
+    '@intlify/vue-i18n/no-unused-keys': 'error',
 
     // TODO (wvffle): Remove after VUI and #1618
     'vue/multi-word-component-names': 'off',
@@ -56,11 +57,15 @@ module.exports = {
         //       brings <!-- eslint-disable --> comments support for the <template> tag in SFCs
         'vue/comment-directive': 'off'
       }
+    },
+    {
+      files: ['*.json'],
+      parser: 'jsonc-eslint-parser'
     }
   ],
   settings: {
     'vue-i18n': {
-      localeDir: 'src/locales/*.{json,json5,yaml,yml}',
+      localeDir: './src/locales/*.json',
       messageSyntaxVersion: '^9.0.0'
     }
   }

front/package.json

@@ -11,7 +11,7 @@
     "serve": "vite preview",
     "test": "vitest run",
     "test:unit": "vitest run",
-    "lint": "eslint --ext .ts,.js,.vue,.html src public/embed.html",
+    "lint": "eslint --ext .ts,.js,.vue,.json,.html src public/embed.html",
     "lint:tsc": "vue-tsc --noEmit",
     "fix-fomantic-css": "scripts/fix-fomantic-css.sh",
     "postinstall": "yarn run fix-fomantic-css"
@@ -86,6 +86,7 @@
     "eslint-plugin-promise": "6.1.1",
     "eslint-plugin-vue": "9.8.0",
     "jsdom": "20.0.3",
+    "jsonc-eslint-parser": "2.1.0",
     "moxios": "0.4.0",
     "sass": "1.56.1",
     "sinon": "14.0.2",

front/yarn.lock

@@ -3936,7 +3936,7 @@ jsonc-eslint-parser@^1.0.1:
     espree "^6.0.0"
     semver "^6.3.0"
 
-jsonc-eslint-parser@^2.0.0:
+jsonc-eslint-parser@^2.0.0, jsonc-eslint-parser@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/jsonc-eslint-parser/-/jsonc-eslint-parser-2.1.0.tgz#4c126b530aa583d85308d0b3041ff81ce402bbb2"
   integrity sha512-qCRJWlbP2v6HbmKW7R3lFbeiVWHo+oMJ0j+MizwvauqnCV/EvtAeEeuCgoc/ErtsuoKgYB8U4Ih8AxJbXoE6/g==