将前端 TailwindCSS 版本从v3 升级到 v4

dashboard/vite.config.ts

@@ -1,10 +1,11 @@
-import { defineConfig } from 'vite'
+import tailwindcss from '@tailwindcss/vite'
 import react from '@vitejs/plugin-react'
+import { defineConfig } from 'vite'
 import path from 'path'
 
 // https://vite.dev/config/
 export default defineConfig({
-  plugins: [react()],
+  plugins: [tailwindcss(), react()],
   server: {
     port: 7999,
     proxy: {