results from npm create t3-app@latest

next.config.mjs

@@ -0,0 +1,24 @@
+// @ts-check
+
+/**
+ * Run `build` or `dev` with `SKIP_ENV_VALIDATION` to skip env validation.
+ * This is especially useful for Docker builds.
+ */
+!process.env.SKIP_ENV_VALIDATION && (await import("./src/env.mjs"));
+
+/** @type {import("next").NextConfig} */
+const config = {
+  reactStrictMode: true,
+
+  /**
+   * If you have the "experimental: { appDir: true }" setting enabled, then you
+   * must comment the below `i18n` config out.
+   *
+   * @see https://github.com/vercel/next.js/issues/41980
+   */
+  i18n: {
+    locales: ["en"],
+    defaultLocale: "en",
+  },
+};
+export default config;