fix(frontend): complete i18n coverage and responsive layouts

frontend/src/features/models/components/ModelDetailDrawer.vue

@@ -533,6 +533,7 @@
 </template>
 
 <script setup lang="ts">
+import { getI18nLocale } from '@/i18n'
 import { ref, watch, computed } from 'vue'
 import {
   X,
@@ -760,7 +761,7 @@ function handleClose() {
 function formatDate(dateStr: string): string {
   if (!dateStr) return '-'
   const date = new Date(dateStr)
-  return date.toLocaleDateString('zh-CN', {
+  return date.toLocaleDateString(getI18nLocale(), {
     year: 'numeric',
     month: '2-digit',
     day: '2-digit'