feature：项目跟进详情添加渠道 协访人字段展示

src/views/customer/components/FollowDetail.vue

@@ -42,6 +42,12 @@
       <el-descriptions-item label="联系人">
         {{ form.contactsName }}
       </el-descriptions-item>
+      <el-descriptions-item label="渠道">
+        {{ form.distName }}
+      </el-descriptions-item>
+      <el-descriptions-item label="协访人员">
+        {{ form.visitorName }}
+      </el-descriptions-item>
       <el-descriptions-item label="相关附件">
         <a v-for="item in form.files" :key="item.id" :href="item.fileUrl">
           {{ item.fileName }}

src/views/proj/business/components/FollowAdd.vue

@@ -179,7 +179,7 @@
           nextTime: '',
           remark: '',
           supportName: '',
-          distId: '',
+          distId: null,
           distName: '',
           visitorName: '',
           files: [],