Fix App.jsx two-page workflow JSX render and update study app layout

node_modules/docx/dist/file/table/table-cell/table-cell.d.ts

@@ -0,0 +1,12 @@
+import { Paragraph } from '../../paragraph';
+import { IContext, IXmlableObject, XmlComponent } from '../../xml-components';
+import { Table } from '../table';
+import { ITableCellPropertiesOptions } from './table-cell-properties';
+export type ITableCellOptions = {
+    readonly children: readonly (Paragraph | Table)[];
+} & ITableCellPropertiesOptions;
+export declare class TableCell extends XmlComponent {
+    readonly options: ITableCellOptions;
+    constructor(options: ITableCellOptions);
+    prepForXml(context: IContext): IXmlableObject | undefined;
+}