Change build instructions

.gitignore

@@ -1 +1,2 @@
 node_modules
+storybook-static

README.md

@@ -26,3 +26,17 @@ npm install
 ```
 npm run storybook
 ```
+
+## Build (for deployment)
+
+```
+npm run build-storybook
+```
+
+The files are generated under the folder storybook-static.
+
+You can preview by using the command:
+
+```
+npm run preview
+```

package.json

@@ -9,7 +9,7 @@
   "type": "module",
   "scripts": {
     "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 0",
-    "preview": "vite preview",
+    "preview": "npx http-server ./storybook-static",
     "format": "prettier --write ./src",
     "storybook": "storybook dev -p 6006",
     "build-storybook": "storybook build"

vite.config.ts

@@ -0,0 +1,8 @@
+import { defineConfig } from "vite";
+
+// https://vitejs.dev/config/
+export default defineConfig({
+  worker: {
+    format: "es",
+  },
+});