Moved code into src folder. Added build for component library.

src/components/layout/ShareLayout.js

@@ -0,0 +1,15 @@
+import { Container } from 'react-basics';
+import Header from './Header';
+import Footer from './Footer';
+
+export function ShareLayout({ children }) {
+  return (
+    <Container>
+      <Header />
+      <main>{children}</main>
+      <Footer />
+    </Container>
+  );
+}
+
+export default ShareLayout;