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

node_modules/resolve/test/resolver/symlinked/package/bar.js

@@ -0,0 +1 @@
+module.exports = 'bar';

node_modules/resolve/test/resolver/symlinked/package/package.json

@@ -0,0 +1,3 @@
+{
+    "main": "bar.js"
+}