personal-website/next.config.js

const withMDX = require('@next/mdx')({
  extension: /\.mdx?$/,
  options: {
    providerImportSource: '@mdx-js/react',
  },
});

module.exports = withMDX({
  pageExtensions: ['ts', 'tsx', 'md', 'mdx'],
  images: {
    domains: ['res.cloudinary.com'],
  },
});