feat: 文档下载页的i18n适配

app/components/pages/download/FileCard.vue

@@ -8,15 +8,17 @@
     </template>
     <dl class="text-gray-600 space-y-1 mb-6">
       <div>
-        <dt class="font-semibold inline">类型：</dt>
+        <dt class="font-semibold inline">{{ $t('document-meta.type') }}：</dt>
         <dd class="inline">{{ file.type }}</dd>
       </div>
       <div>
-        <dt class="font-semibold inline">大小：</dt>
+        <dt class="font-semibold inline">{{ $t('document-meta.size') }}：</dt>
         <dd class="inline">{{ formatFileSize(file.filesize) }}</dd>
       </div>
       <div>
-        <dt class="font-semibold inline">上传时间：</dt>
+        <dt class="font-semibold inline">
+          {{ $t('document-meta.upload-at') }}：
+        </dt>
         <dd class="inline">
           {{ new Date(file.uploaded_on).toLocaleDateString() }}
         </dd>
@@ -24,10 +26,12 @@
     </dl>
     <template #footer>
       <div class="button-group">
-        <el-button type="primary" @click="handleDownload">下载</el-button>
-        <el-button v-if="file.previewable" @click="handlePreview"
-          >预览</el-button
-        >
+        <el-button type="primary" @click="handleDownload">{{
+          $t('document-action.download')
+        }}</el-button>
+        <el-button v-if="file.previewable" @click="handlePreview">{{
+          $t('document-action.preview')
+        }}</el-button>
       </div>
     </template>
   </el-card>