next.config.js

// This file sets a custom webpack configuration to use your Next.js app
// with Sentry.
// https://nextjs.org/docs/api-reference/next.config.js/introduction
// https://docs.sentry.io/platforms/javascript/guides/nextjs/

const { withSentryConfig } = require('@sentry/nextjs');

/**
 * @type {import('next').NextConfig}
 */
const moduleExports = {
    images: {
        domains: ['cdn.uc.assets.prezly.com'],
    },
    eslint: {
        dirs: ['@types', 'components', 'modules', 'hooks', 'pages', 'utils'],
    },
    async headers() {
        return [
            {
                source: '/(.*)',
                locale: false,
                headers: [
                    {
                        key: 'Cache-Control',
                        value: 'public, max-age=0, must-revalidate',
                    },
                    {
                        key: 'Strict-Transport-Security',
                        value: 'max-age=63072000; includeSubDomains; preload',
                    },
                    {
                        key: 'X-XSS-Protection',
                        value: '1; mode=block',
                    },
                    {
                        key: 'X-Frame-Options',
                        value: 'SAMEORIGIN',
                    },
                    {
                        key: 'X-Content-Type-Options',
                        value: 'nosniff',
                    },
                    {
                        key: 'Content-Security-Policy',
                        value: 'upgrade-insecure-requests; report-uri https://prezly.report-uri.com/r/d/csp/enforce;',
                    },
                ],
            },
        ];
    },
};

const sentryWebpackPluginOptions = {
    // Additional config options for the Sentry Webpack plugin. Keep in mind that
    // the following options are set automatically, and overriding them is not
    // recommended:
    //   release, url, org, project, authToken, configFile, stripPrefix,
    //   urlPrefix, include, ignore
    // silent: true, // Suppresses all logs
    // For all available options, see:
    // https://github.com/getsentry/sentry-webpack-plugin#options.
};

// Make sure adding Sentry options is the last code to run before exporting, to
// ensure that your source maps include changes from all other Webpack plugins
// TODO: Remove `process.env.VERCEL !== '1'` part when Sentry/Vercel errors are fixed
module.exports =
    process.env.NODE_ENV === 'production' && process.env.VERCEL !== '1'
        ? withSentryConfig(moduleExports, sentryWebpackPluginOptions)
        : moduleExports;