vite

* replace next with vite
* disable strictmode (it interferes with collaboration in dev mode)

client/vite.config.ts

@@ -0,0 +1,12 @@
+import { defineConfig } from 'vite'
+import react from '@vitejs/plugin-react'
+
+// https://vitejs.dev/config/
+export default defineConfig({
+  plugins: [react()],
+  resolve: {
+    alias: {
+      '@': '/src'
+    }
+  }
+})