website/next.config.mjs

import { withPayload } from '@payloadcms/next/withPayload'
import createNextIntlPlugin from 'next-intl/plugin'

const withNextIntl = createNextIntlPlugin('./src/i18n/request.ts')

const PUBLIC_PAGE_CACHE_CONTROL = 'public, max-age=0, s-maxage=300, stale-while-revalidate=86400'

/** @type {import('next').NextConfig} */
const nextConfig = {
  reactStrictMode: true,
  distDir: process.env.NEXT_DIST_DIR || '.next',
  images: {
    formats: ['image/avif', 'image/webp'],
    remotePatterns: [
      { protocol: 'https', hostname: 'www.eversolo.com' },
      { protocol: 'https', hostname: 'eversolo.com' },
    ],
  },
  async redirects() {
    // Legacy URL -> new URL map. Edit REDIRECTS.md for the authoritative list.
    return [
      // Locale entry points
      { source: '/Index/index/l/en-us.html', destination: '/en', permanent: true },
      { source: '/Index/index/l/zh-cn.html', destination: '/zh', permanent: true },

      // Header / top nav
      { source: '/Product/allProduct.html', destination: '/en/products', permanent: true },
      { source: '/Support/support.html', destination: '/en/support', permanent: true },
      { source: '/Support/downloads.html', destination: '/en/downloads', permanent: true },
      { source: '/About/index.html', destination: '/en/about', permanent: true },

      // Footer / secondary
      { source: '/Contact/afterservice.html', destination: '/en/support/warranty', permanent: true },
      { source: '/Contact/distributor.html', destination: '/en/where-to-buy', permanent: true },
      { source: '/Contact/oem.html', destination: '/en/support/contact', permanent: true },

    ]
  },
  async headers() {
    return [
      {
        source: '/:locale(en|zh)',
        headers: [
          {
            key: 'Cache-Control',
            value: PUBLIC_PAGE_CACHE_CONTROL,
          },
        ],
      },
      {
        source: '/:locale(en|zh)/:path*',
        headers: [
          {
            key: 'Cache-Control',
            value: PUBLIC_PAGE_CACHE_CONTROL,
          },
        ],
      },
      {
        source: '/sitemap.xml',
        headers: [
          {
            key: 'Cache-Control',
            value: PUBLIC_PAGE_CACHE_CONTROL,
          },
        ],
      },
    ]
  },
}

export default withNextIntl(withPayload(nextConfig))