Storybook working

chapter12/storybook/index.js

@@ -0,0 +1,9 @@
+import { getStorybookUI, configure } from "@storybook/react-native";
+
+import { loadStories } from "./storyLoader";
+
+configure(loadStories, module);
+
+const StorybookUI = getStorybookUI({ port: 7007, onDeviceUI: true });
+
+export default StorybookUI;