✨ 多业务接入MK审核流，提交改传bizId并由后端生成表单实例

Co-authored-by: Cursor <cursoragent@cursor.com>

src/views/payment/bill-payment-form.vue

@@ -78,7 +78,7 @@
         <vehicle-attachment-table v-model="form.attachments" :readonly="readonly" :max-size="10" />
       </section-card>
 
-      <div class="bill-payment-form-page__actions">
+      <div v-if="!isPublicViewPage" class="bill-payment-form-page__actions">
         <template v-if="!readonly">
           <el-button type="primary" :loading="saving" :disabled="submitting" @click="saveDraft">
             保存
@@ -139,6 +139,8 @@ import { mapGetters } from 'vuex';
 import * as api from '@/api/payment/billPayment';
 import * as billLedgerApi from '@/api/payment/billLedger';
 import VehicleAttachmentTable from '@/components/vehicle-attachment-table/main.vue';
+import { getMkPublicDetail } from '@/api/mk-process';
+import { submitMkApprovalFlow } from '@/utils/mk-approval';
 
 const emptyForm = () => ({
   id: null,
@@ -194,7 +196,10 @@ export default {
       return this.$route.query.id || '';
     },
     readonly() {
-      return this.$route.query.mode === 'view';
+      return this.$route.query.mode === 'view' || this.isPublicViewPage;
+    },
+    isPublicViewPage() {
+      return this.$route.path === '/payment/bill-payment/public-view';
     },
   },
   created() {
@@ -215,6 +220,10 @@ export default {
       }
     },
     async initialize() {
+      if (this.isPublicViewPage) {
+        await this.loadPublicDetail();
+        return;
+      }
       if (this.recordId) {
         const data = this.unwrapData(await api.getDetail(this.recordId));
         this.form = {
@@ -228,6 +237,15 @@ export default {
       this.form.deptName = this.userInfo?.deptName || this.userInfo?.dept_name || '';
       this.form.paymentDate = this.$dayjs().format('YYYY-MM-DD');
     },
+    async loadPublicDetail() {
+      if (!this.recordId) return;
+      const data = this.unwrapData(await getMkPublicDetail('bill-payment', this.recordId));
+      this.form = {
+        ...emptyForm(),
+        ...data,
+        attachments: this.parse(data.attachmentsJson),
+      };
+    },
     validateUsedAmount(rule, value, callback) {
       const amount = Number(value);
       const balance = Number(this.form.availableBalance || 0);
@@ -324,6 +342,12 @@ export default {
         const id = this.unwrapData(await api.save(this.payload()));
         this.form.id = id;
         await api.submit({ id: this.form.id });
+        await submitMkApprovalFlow({
+          bizType: 'bill-payment',
+          bizId: this.form.id,
+          subjectName: this.form.paymentNo || this.form.billNo || '',
+          approvalStatus: this.form.approvalStatus || '',
+        });
         this.$message.success('提交成功');
         this.goBack();
       } finally {