调整因UI库变更引起的部分问题

src/components/AiSelect.vue

@@ -8,7 +8,7 @@
       <i v-else>{{ placeholder }}</i>
       <u-icon name="arrow-right" color="#ddd"/>
     </div>
-    <u-select v-model="show" :list="options" :mode="mode" @confirm="handleConfirm"/>
+    <u-picker v-model="show" :columns="options" @confirm="handleConfirm"/>
   </section>
 </template>
 
@@ -19,7 +19,6 @@ export default {
     value: String,
     placeholder: {default: "请选择"},
     list: {default: () => []},
-    mode: {default: "single-column"},
     dict: {default: ""},
     disabled: Boolean
   },