chore: 组件抽象化

src/views/workflow/extension/form/helper/WorkflowFormDesign.vue

@@ -92,7 +92,7 @@
   async function handleSubmitForm(status: string) {
     try {
       const formDesignApp: Recordable = microAppStore.getFormDesignApp(FORM_DESIGN_COMPONENTS.DESIGN),
-            formRef: Recordable = formDesignApp.getFormDesignRef();
+            formRef: Recordable = formDesignApp.getRef().$refs['form-design'];
       state.form.json =  formRef.getWidgetFormJson();
       state.form.status = status;
       state.form.isPrimary = '1';