feat: migration badges support i18n (#650)

* update: migration badges support i18n

* fix: syntax error

Author: veaba

src/.vuepress/components/MigrationBadges.vue

@@ -1,15 +1,25 @@
 <script>
-const validBadges = ['new', 'breaking', 'removed', 'updated']
+const validBadges = {
+  new: 'new',
+  breaking: 'breaking',
+  removed: 'removed',
+  updated: 'updated'
+}
 
 export default {
   props: {
     badges: {
       type: Array,
       default: () => [],
       validator(value) {
-        return value.every(badge => validBadges.includes(badge))
+        return value.every(badge => Object.keys(validBadges).includes(badge))
       }
     }
+  },
+  data() {
+    return {
+      validBadges
+    }
   }
 }
 </script>
@@ -21,7 +31,7 @@ export default {
       :class="`migration-badge is-${badgeType}`"
       :key="`badge-type-${badgeType}`"
     >
-      {{ badgeType }}
+      {{ validBadges[badgeType] }}
     </span>
   </div>
 </template>