feat: bpmnProcessDesigner 迁移（纯复制）

apps/web-antd/src/components/bpmnProcessDesigner/package/designer/index2.ts

@@ -0,0 +1,8 @@
+import MyProcessViewer from './ProcessViewer.vue';
+
+MyProcessViewer.install = function (Vue) {
+  Vue.component(MyProcessViewer.name, MyProcessViewer);
+};
+
+// 流程图的查看器，不可编辑
+export default MyProcessViewer;