[error component][xs]: move it to top level dir so we can easily use it for other components.

components/Error.tsx

@@ -0,0 +1,15 @@
+export default function ErrorMessage({ message }) {
+  return (
+    <aside>
+      {message}
+      <style jsx>{`
+        aside {
+          padding: 1.5em;
+          font-size: 14px;
+          color: white;
+          background-color: red;
+        }
+      `}</style>
+    </aside>
+  );
+}