Migrate to TS with ESLint and Prettier

client/vite.config.ts

@@ -0,0 +1,19 @@
+import { defineConfig } from 'vite';
+import react from '@vitejs/plugin-react-swc';
+import vitesTSConfigPaths from 'vite-tsconfig-paths';
+
+// https://vite.dev/config/
+export default defineConfig({
+  plugins: [react(), vitesTSConfigPaths()],
+  server: {
+    port: 3000,
+  },
+  build: {
+    outDir: 'build',
+  },
+  resolve: {
+    alias: {
+      src: '/src',
+    },
+  },
+});