Migrated from react-scripts and webpack to vite

vite.config.ts

@@ -0,0 +1,13 @@
+import { defineConfig } from 'vite';
+import react from '@vitejs/plugin-react';
+
+// https://vitejs.dev/config/
+export default defineConfig({
+  plugins: [react()],
+  build: {
+    outDir: 'build',
+  },
+  server: {
+    port: 3000,
+  },
+});