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

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

@@ -0,0 +1,9 @@
+export * from './math';
+export * from './math-run';
+export * from './fraction';
+export * from './n-ary';
+export * from './script';
+export * from './math-component';
+export * from './radical';
+export * from './function';
+export * from './brackets';