[demo]Update readme

demo/README.md

@@ -4,12 +4,32 @@
 
 This is a demo project for [STDF](https://stdf.design).
 
-It is built with [SvelteKit](https://kit.svelte.dev/) + [Tailwind CSS](https://tailwindcss.com) + [STDF](https://stdf.design) .
+It is built with [SvelteKit](https://kit.svelte.dev) + [Tailwind CSS](https://tailwindcss.com) + [STDF](https://stdf.design) .
 
 ## Getting Started
 
+Install the dependencies...
+
 ```bash
 pnpm i
+# or
+yarn
+# or
+npm i
+# or
+bun i
+```
+
+Start the development server...
 
+```bash
+pnpm dev
+# or
+yarn dev
+# or
 npm run dev
+# or
+bun dev
 ```
+
+If you want to start the development server with different components or english language, Please see scripts in `package.json`.