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

node_modules/docx/dist/file/paragraph/run/symbol-run.d.ts

@@ -0,0 +1,8 @@
+import { IRunOptions, Run } from './run';
+export type ISymbolRunOptions = {
+    readonly char: string;
+    readonly symbolfont?: string;
+} & IRunOptions;
+export declare class SymbolRun extends Run {
+    constructor(options: ISymbolRunOptions | string);
+}