new service

wax-questions-service/src/NumericalAnswerService/NumericalAnswerService.js

+import { Service } from 'wax-prosemirror-core';
+import NumericalAnswerContainerNode from './schema/NumericalAnswerContainerNode';
+
+import './numericalAnswer.css';
+
+class NumericalAnswerService extends Service {
+  register() {
+    this.container.bind('').to();
+    const createNode = this.container.get('CreateNode');
+    const addPortal = this.container.get('AddPortal');
+  }
+
+  dependencies = [];
+}
+
+export default NumericalAnswerService;

wax-questions-service/src/NumericalAnswerService/schema/NumericalAnswerContainerNode.js

+const NumericalAnswerContainerNode = {
+  attrs: {
+    id: { default: '' },
+    class: { default: 'numerical-answer' },
+    feedback: { default: '' },
+  },
+  group: 'block questions',
+  atom: true,
+  content: 'block+',
+  parseDOM: [
+    {
+      tag: 'div.numerical-answer',
+      getAttrs(dom) {
+        return {
+          id: dom.getAttribute('id'),
+          class: dom.getAttribute('class'),
+          feedback: dom.getAttribute('feedback'),
+        };
+      },
+    },
+  ],
+  toDOM(node) {
+    return ['div', node.attrs, 0];
+  },
+};
+
+export default NumericalAnswerContainerNode;