优化: 聊天体验批与Web规范合规

src/components/project/GitChanges.vue

@@ -7,7 +7,7 @@
       <span v-if="!showHistory" class="branch-count">{{ gitStatus?.changed_files.length ?? 0 }} {{ $t('gitChanges.changedFiles') }}</span>
       <span v-else class="branch-count">{{ totalCommits }} {{ $t('gitChanges.commitsUnit') }}</span>
       <button v-if="!showHistory" class="branch-switch-btn" @click="onSwitchBranch" :title="$t('gitChanges.switchBranch')">
-        <svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="6" y1="3" x2="6" y2="15"/><circle cx="18" cy="6" r="3"/><circle cx="6" cy="18" r="3"/><path d="M18 9a9 9 0 0 1-9 9"/></svg>
+        <svg aria-hidden="true" width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="6" y1="3" x2="6" y2="15"/><circle cx="18" cy="6" r="3"/><circle cx="6" cy="18" r="3"/><path d="M18 9a9 9 0 0 1-9 9"/></svg>
       </button>
     </div>
 
@@ -85,7 +85,7 @@
       <div v-else class="gc-history">
         <!-- 提交搜索框(前端过滤已加载提交:subject/author) -->
         <div class="gc-search">
-          <svg class="gc-search-icon" width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/></svg>
+          <svg aria-hidden="true" class="gc-search-icon" width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/></svg>
           <input
             v-model="commitSearch"
             class="gc-search-input"