change server port

vite.config.ts

@@ -1,7 +1,10 @@
-import { defineConfig } from 'vite'
-import react from '@vitejs/plugin-react'
+import { defineConfig } from 'vite';
+import react from '@vitejs/plugin-react';
 
 // https://vitejs.dev/config/
 export default defineConfig({
   plugins: [react()],
-})
+  server: {
+    port: 3000,
+  },
+});