Update Svelte and other dependencies

vite.config.js

@@ -1,7 +1,8 @@
 import { defineConfig } from 'vite'
 import { svelte } from '@sveltejs/vite-plugin-svelte'
+import tailwindcss from '@tailwindcss/vite'
 
 // https://vitejs.dev/config/
 export default defineConfig({
-  plugins: [svelte()],
+  plugins: [svelte(), tailwindcss()],
 })