new examples

This commit is contained in:
Andras Bacsai
2025-12-26 11:40:00 +01:00
parent 35e4d33085
commit d3a2a9d83b
1164 changed files with 101362 additions and 160055 deletions

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import { NextResponse } from "next/server";
// Runtime env vars (read at server startup)
const RUNTIME_PRIVATE_VAR = process.env.RUNTIME_PRIVATE_VAR || "default-value";
const RUNTIME_PUBLIC_VAR = process.env.RUNTIME_PUBLIC_VAR || "default-value";
console.log("=== Runtime Variables ===");
console.log("RUNTIME_PRIVATE_VAR:", RUNTIME_PRIVATE_VAR);
console.log("RUNTIME_PUBLIC_VAR:", RUNTIME_PUBLIC_VAR);
export async function GET() {
return NextResponse.json({
runtimePrivateVar: RUNTIME_PRIVATE_VAR,
runtimePublicVar: RUNTIME_PUBLIC_VAR,
});
}

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@import "tailwindcss";
:root {
--background: #ffffff;
--foreground: #171717;
}
@theme inline {
--color-background: var(--background);
--color-foreground: var(--foreground);
--font-sans: var(--font-geist-sans);
--font-mono: var(--font-geist-mono);
}
@media (prefers-color-scheme: dark) {
:root {
--background: #0a0a0a;
--foreground: #ededed;
}
}
body {
background: var(--background);
color: var(--foreground);
font-family: Arial, Helvetica, sans-serif;
}

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import type { Metadata } from "next";
import { Geist, Geist_Mono } from "next/font/google";
import "./globals.css";
const geistSans = Geist({
variable: "--font-geist-sans",
subsets: ["latin"],
});
const geistMono = Geist_Mono({
variable: "--font-geist-mono",
subsets: ["latin"],
});
export const metadata: Metadata = {
title: "Create Next App",
description: "Generated by create next app",
};
export default function RootLayout({
children,
}: Readonly<{
children: React.ReactNode;
}>) {
return (
<html lang="en">
<body
className={`${geistSans.variable} ${geistMono.variable} antialiased`}
>
{children}
</body>
</html>
);
}

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"use client";
import Image from "next/image";
import { useEffect, useState } from "react";
export default function Home() {
// Build-time public var (baked into bundle)
const buildPublicVar = process.env.NEXT_PUBLIC_BUILD_PUBLIC_VAR || "default-value";
// Runtime vars (fetched from server API)
const [runtimePrivateVar, setRuntimePrivateVar] = useState("loading...");
const [runtimePublicVar, setRuntimePublicVar] = useState("loading...");
useEffect(() => {
console.log("=== Build-time Variables ===");
console.log("NEXT_PUBLIC_BUILD_PUBLIC_VAR:", buildPublicVar);
// Fetch runtime vars from server API
fetch("/api/env")
.then((res) => res.json())
.then((data) => {
setRuntimePrivateVar(data.runtimePrivateVar);
setRuntimePublicVar(data.runtimePublicVar);
console.log("=== Runtime Variables ===");
console.log("RUNTIME_PRIVATE_VAR:", data.runtimePrivateVar);
console.log("RUNTIME_PUBLIC_VAR:", data.runtimePublicVar);
})
.catch(() => {
setRuntimePrivateVar("error");
setRuntimePublicVar("error");
});
}, [buildPublicVar]);
return (
<div className="flex min-h-screen items-center justify-center bg-zinc-50 font-sans dark:bg-black">
<main className="flex min-h-screen w-full max-w-3xl flex-col items-center justify-between py-32 px-16 bg-white dark:bg-black sm:items-start">
<div style={{ padding: "20px", background: "#f0f0f0", margin: "20px", borderRadius: "8px", width: "100%" }}>
<h2>Environment Variable Test</h2>
<h3>Build-time (baked into bundle)</h3>
<p><strong>NEXT_PUBLIC_BUILD_PUBLIC_VAR:</strong> {buildPublicVar}</p>
<h3>Runtime (read at server startup)</h3>
<p><strong>RUNTIME_PRIVATE_VAR:</strong> {runtimePrivateVar}</p>
<p><strong>RUNTIME_PUBLIC_VAR:</strong> {runtimePublicVar}</p>
</div>
<Image
className="dark:invert"
src="/next.svg"
alt="Next.js logo"
width={100}
height={20}
priority
/>
<div className="flex flex-col items-center gap-6 text-center sm:items-start sm:text-left">
<h1 className="max-w-xs text-3xl font-semibold leading-10 tracking-tight text-black dark:text-zinc-50">
To get started, edit the page.tsx file.
</h1>
<p className="max-w-md text-lg leading-8 text-zinc-600 dark:text-zinc-400">
Looking for a starting point or more instructions? Head over to{" "}
<a
href="https://vercel.com/templates?framework=next.js&utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
className="font-medium text-zinc-950 dark:text-zinc-50"
>
Templates
</a>{" "}
or the{" "}
<a
href="https://nextjs.org/learn?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
className="font-medium text-zinc-950 dark:text-zinc-50"
>
Learning
</a>{" "}
center.
</p>
</div>
<div className="flex flex-col gap-4 text-base font-medium sm:flex-row">
<a
className="flex h-12 w-full items-center justify-center gap-2 rounded-full bg-foreground px-5 text-background transition-colors hover:bg-[#383838] dark:hover:bg-[#ccc] md:w-[158px]"
href="https://vercel.com/new?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
target="_blank"
rel="noopener noreferrer"
>
<Image
className="dark:invert"
src="/vercel.svg"
alt="Vercel logomark"
width={16}
height={16}
/>
Deploy Now
</a>
<a
className="flex h-12 w-full items-center justify-center rounded-full border border-solid border-black/[.08] px-5 transition-colors hover:border-transparent hover:bg-black/[.04] dark:border-white/[.145] dark:hover:bg-[#1a1a1a] md:w-[158px]"
href="https://nextjs.org/docs?utm_source=create-next-app&utm_medium=appdir-template-tw&utm_campaign=create-next-app"
target="_blank"
rel="noopener noreferrer"
>
Documentation
</a>
</div>
</main>
</div>
);
}