Revert "Move app into app directory"

This reverts commit 5c53902caf.

web/src/components/Button/Button.stories.js

@@ -0,0 +1,12 @@
+import Button from './Button'
+
+export const generated = () => {
+  return (
+    <>
+      button with icon
+      <Button>click Me </Button>
+    </>
+  )
+}
+
+export default { title: 'Components/Button' }