gatsby-config.js

module.exports = {
  siteMetadata: {
    title: "Raphael's Blog – rphl.io",
    description: 'A blog about coding 3d printing and linux',
    siteUrl: 'https://blog.rphl.io',
    author: {
      name: 'Raphael',
      email: 'aliasgram@gmail.com'
    }
  },
  pathPrefix: '/',
  plugins: [
    `gatsby-plugin-styled-components`,
    `gatsby-plugin-preact`,
    'gatsby-plugin-sass',
    `gatsby-transformer-sharp`,
    {
      resolve: `gatsby-plugin-feed`,
      options: {
        query: `
          {
            site {
              siteMetadata {
                title
                description
                siteUrl
              }
            }
          }
        `,
        feeds: [
          {
            serialize: ({ query: { site, allMarkdownRemark } }) => {
              const filtered = allMarkdownRemark.edges.filter(edge => {
                return edge.node.fields.slug !== '/404.html'
              })
              return filtered.map(edge => {
                return Object.assign({}, edge.node.frontmatter, {
                  description: edge.node.excerpt,
                  url: site.siteMetadata.siteUrl + edge.node.fields.slug,
                  guid: site.siteMetadata.siteUrl + edge.node.fields.slug,
                  custom_elements: [{ 'content:encoded': edge.node.html }]
                })
              })
            },
            query: `
              {
                allMarkdownRemark(
                  limit: 1000,
                  sort: { order: DESC, fields: [frontmatter___date] }
                ) {
                  edges {
                    node {
                      excerpt
                      html
                      fields { slug }
                      frontmatter {
                        title
                        date
                      }
                    }
                  }
                }
              }
            `,
            output: '/rss.xml'
          }
        ]
      }
    },
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        name: `pages`,
        path: `${__dirname}/src/pages/`
      }
    },
    {
      resolve: `gatsby-transformer-remark`,
      options: {
        plugins: [
          {
            resolve: `gatsby-remark-images`,
            options: {
              maxWidth: 640,
              linkImagesToOriginal: false
            }
          },
          {
            resolve: `gatsby-remark-responsive-iframe`
          },
          `gatsby-remark-prismjs`,
          `gatsby-remark-copy-linked-files`,
          `gatsby-remark-smartypants`
        ]
      }
    },
    `gatsby-plugin-sharp`
  ]
}