gatsby-config.js

require('dotenv').config()
const linkResolver = require('./src/utils/linkResolver')
const htmlSerialiser = require('./src/utils/htmlSerialiser')

const {
    NODE_ENV,
    URL: NETLIFY_SITE_URL = 'https://www.example.com',
    DEPLOY_PRIME_URL: NETLIFY_DEPLOY_URL = NETLIFY_SITE_URL,
    CONTEXT: NETLIFY_ENV = NODE_ENV
  } = process.env;
const isNetlifyProduction = NETLIFY_ENV === 'production';
const siteUrl = isNetlifyProduction ? NETLIFY_SITE_URL : NETLIFY_DEPLOY_URL;

module.exports = {
    siteMetadata: {
        title: `molder`,
        siteUrl: `https://molder.eu`,
        description: `Hendrik's webpage`,
    },
    plugins: [
        {
            resolve: `gatsby-plugin-favicon`,
            options: {
                logo: "./static/favicon.png",
            },
        },
        `gatsby-transformer-json`,
        `gatsby-plugin-sass`,
        `gatsby-plugin-styled-components`,
        {
            resolve: `gatsby-source-prismic`,
            options: {
                repositoryName: `molder2`,
                accessToken: `${process.env.PRISMIC_API_KEY || PRISMIC_API_KEY}`,
                schemas: {
                    page: require('./src/schemas/page.json'),
                    posts: require('./src/schemas/posts.json'),
                    person: require('./src/schemas/person.json'),
                    resource: require('./src/schemas/resource.json'),
                    resources: require('./src/schemas/resources.json'),
                    landing_page: require('./src/schemas/landing_page.json')
                },
                linkResolver: ({ node, key, value }) => doc => linkResolver(doc),
                htmlSerializer: ({ node, key, value }) => htmlSerialiser
            }
        },
        `gatsby-plugin-sitemap`,
        {
            resolve: 'gatsby-plugin-robots-txt',
            options: {
                resolveEnv: () => NETLIFY_ENV,
                env: {
                    production: {
                        policy: [{
                            userAgent: '*'
                        }]
                    },
                    'branch-deploy': {
                        policy: [{
                            userAgent: '*',
                            disallow: ['/']
                        }],
                        sitemap: null,
                        host: null
                    },
                    'deploy-preview': {
                        policy: [{
                            userAgent: '*',
                            disallow: ['/']
                        }],
                        sitemap: null,
                        host: null
                    }
                }
            }
        }
    ]
}