refactor: 后端拆分为 src/server 模块，前端迁移至路由分页（Chat/Skills）；设置改为抽屉、新增工具卡片组件；提交测试用 .env

src/components/MessageList.vue

@@ -7,7 +7,7 @@
       </div>
       <div class="col">
         <div class="meta">{{ m.role === "user" ? "你" : "小鑫" }}</div>
-        <MessageBubble :msg="m" @approve="() => $emit('approve', m)" @reject="() => $emit('reject', m)" />
+        <MessageBubble :msg="m" @approve="(p: any) => $emit('approve', p)" @reject="(p: any) => $emit('reject', p)" />
         <div v-if="m.loading" class="typing"><span></span><span></span><span></span></div>
       </div>
     </div>
@@ -24,10 +24,11 @@ interface Msg {
   content: string;
   loading?: boolean;
   approval?: any;
+  tools?: any[];
 }
 
 defineProps<{ messages: Msg[] }>();
-defineEmits<{ approve: [m: Msg]; reject: [m: Msg] }>();
+defineEmits<{ approve: [payload: any]; reject: [payload: any] }>();
 </script>
 
 <style scoped>