feat

src/pages/invoice/components/InvoiceInfo.vue

       :rules="[{ required: true, message: '请输入房号' }]"
     />
   </van-cell-group>
-  <van-cell-group title="发票寄送的收件信息（非必填）">
+  <van-cell-group>
+    <template #title>
+      发票寄送的收件信息（<span class="groupTitle">外网邮箱，必填</span>）
+    </template>
     <van-field
       label="收件人姓名"
       v-model="props.pdata.mailUser"
       name="mailPhone"
       placeholder="请输入收件人电话"
     />
+    <van-field
+      label="外网电子邮箱（接收发票）"
+      v-model="props.pdata.email"
+      name="email"
+      placeholder="请输入外网电子邮箱"
+      :rules="[{ required: true, message: '请输入外网电子邮箱' }]"
+    />
     <van-field
       label="收件人地址"
       v-model="props.pdata.mailAddress"

vite.config.js

     host:'0.0.0.0',
     proxy: {
       '/api': {
-        target: 'http://192.168.89.25:7081',
+        target: 'http://127.0.0.1:7081',
         changeOrigin: true,
       },
     },