react-code-dataset / next.js /test /production /standalone-mode /required-server-files /middleware-node.js
| import { NextResponse } from 'next/server' | |
| import { ImageResponse } from 'next/og' | |
| import fs from 'fs' | |
| import path from 'path' | |
| export const config = { | |
| runtime: 'nodejs', | |
| } | |
| export async function middleware(req) { | |
| console.log('middleware', req.url) | |
| console.log( | |
| 'env', | |
| await fs.promises.readFile(path.join(process.cwd(), '.env')) | |
| ) | |
| if (req.nextUrl.pathname === '/a-non-existent-page/to-test-with-middleware') { | |
| return new ImageResponse(<div>Hello world</div>, { | |
| width: 1200, | |
| height: 600, | |
| }) | |
| } | |
| return NextResponse.next() | |
| } | |