Add placeholder components to be worked on

web/components/ExternalActionButton.tsx

@@ -0,0 +1,9 @@
+import { ExternalAction } from '../interfaces/external-action.interface';
+
+interface Props {
+  action: ExternalAction;
+}
+
+export default function ExternalActionButton(props: Props) {
+  return <div>External action button component goes here</div>;
+}