next.config.js

/** @type {import('next').NextConfig} */
const nextConfig = {
  images: {
    formats: ['image/avif', 'image/webp'],
    remotePatterns: [
      {
        protocol: 'https',
        hostname: 'res.cloudinary.com',
        port: '',
        pathname: '/**',
      },
      {
        protocol: 'https',
        hostname: 'img.youtube.com',
        port: '',
        pathname: '/**',
      },
    ],
  },
  headers() {
    return [
      {
        source: '/(.*)',
        headers: securityHeaders,
      },
    ]
  },
  async redirects() {
    return [
      {
        source: '/community-speaking',
        destination: '/community',
        permanent: true,
      },
      {
        source: '/projects',
        destination: '/',
        permanent: true,
      },
    ]
  },
}

// https://nextjs.org/docs/advanced-features/security-headers
const ContentSecurityPolicy = `
    default-src 'self' vercel.live sanity.io;
    script-src 'self' 'unsafe-eval' 'unsafe-inline' cdn.vercel-insights.com vercel.live blob:;
    style-src 'self' 'unsafe-inline';
    img-src * blob: data:;
    media-src 'none';
    connect-src *;
    font-src 'self';
    frame-src 'self' https://www.youtube.com;
`

const securityHeaders = [
  // https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP
  {
    key: 'Content-Security-Policy',
    value: ContentSecurityPolicy.replace(/\n/g, ''),
  },
  // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Referrer-Policy
  {
    key: 'Referrer-Policy',
    value: 'origin-when-cross-origin',
  },
  // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Frame-Options
  {
    key: 'X-Frame-Options',
    value: 'DENY',
  },
  // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options
  {
    key: 'X-Content-Type-Options',
    value: 'nosniff',
  },
  // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-DNS-Prefetch-Control
  {
    key: 'X-DNS-Prefetch-Control',
    value: 'on',
  },
  // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Strict-Transport-Security
  {
    key: 'Strict-Transport-Security',
    value: 'max-age=31536000; includeSubDomains; preload',
  },
  // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Feature-Policy
  {
    key: 'Permissions-Policy',
    value: 'camera=(), microphone=(), geolocation=()',
  },
]

module.exports = nextConfig