fix(avatar): hide ai source note below chat bubbles

digital-avatar-app/src/views/AvatarChat.vue

@@ -54,7 +54,7 @@
             </template>
             <template v-else>{{ message.content }}</template>
           </div>
-          <div v-if="message.source || message.references?.length" class="message-source">
+          <div v-if="sourceLabel(message.source) || message.references?.length" class="message-source">
             {{ sourceLabel(message.source) }}
             <span v-if="message.references?.length"> · {{ message.references.map((item) => item.filename).filter(Boolean).join('、') }}</span>
           </div>
@@ -174,7 +174,8 @@ const sourceLabels: Record<NonNullable<DisplayMessage['source']>, string> = {
   qa: '标准问答对',
   knowledge: '参考文件知识库',
   vision: '图片理解',
-  qwen: '智能回答',
+  // qwen 来源不再在聊天气泡下显示“智能回答/知能回答”标注。
+  qwen: '',
   public: ''
 }
 const sourceLabel = (source?: DisplayMessage['source']) => source ? sourceLabels[source] : ''