next.config.js

const securityHeaders = [
  {
    key: 'X-DNS-Prefetch-Control',
    value: 'on'
  },
  {
    key: 'X-XSS-Protection',
    value: '1; mode=block'
  },
  {
    key: 'Referrer-Policy',
    value: 'same-origin'
  },
  // {
  //   key: 'X-Content-Type-Options',
  //   value: 'nosniff'
  // },
  {
    key: 'Permissions-Policy',
    value: 'geolocation=(self), interest-cohort=()'
  },
  {
    key: 'Strict-Transport-Security',
    value: 'max-age=31536000; includeSubDomains; preload'
  },
  {
    key: 'Cache-Control',
    value: 'public, max-age=31536000, immutable'
  }
]

const withBundleAnalyzer = require('@next/bundle-analyzer')({
  enabled: process.env.ANALYZE === 'true'
})

module.exports = withBundleAnalyzer({
  reactStrictMode: true,
  images: {
    domains: [
      'unsplash.it',
      'gateway.pinata.cloud',
      'ipfs.io',
      'ipfs.ninsta.io'
    ],
    formats: ['image/avif', 'image/webp']
  },
  publicRuntimeConfig: {
    backendUrl: 'https://api.ninsta.io/api',
    infura: '9969f5fd1bc248289bb7cc90bb20e163',
    walletconnect: 'aacd16027c242c0034350228947f584c',
    nftContract: '0x5452a1b19594Eb1593a4d18b27D50b380b83A973',
    chainExplorer: 'https://polygonscan.com/',
    opesnSea: 'https://opensea.io/assets/matic/'
  },
  poweredByHeader: false,
  async headers() {
    return [
      {
        source: '/(.*)',
        headers: securityHeaders
      }
    ]
  }
})