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

node_modules/docx/dist/file/paragraph/math/math.d.ts

@@ -0,0 +1,8 @@
+import { XmlComponent } from '../../xml-components';
+import { MathComponent } from './math-component';
+export type IMathOptions = {
+    readonly children: readonly MathComponent[];
+};
+export declare class Math extends XmlComponent {
+    constructor(options: IMathOptions);
+}