gatsby-config.js

module.exports = {
  siteMetadata: {
    title: "JSnow's dev blog",
    author: "Snow Jang"
  },
  plugins: [
    "gatsby-plugin-react-helmet",
    {
      resolve: `gatsby-plugin-netlify`,
      options: {
        mergeSecurityHeaders: true, // boolean to turn off the default security headers
        mergeLinkHeaders: true, // boolean to turn off the default gatsby js headers
        mergeCachingHeaders: true, // boolean to turn off the default caching headers
        generateMatchPathRewrites: true // boolean to turn off automatic creation of redirect rules for client only paths
      }
    },
    "gatsby-plugin-styled-components",
    "gatsby-plugin-sass",
    {
      resolve: "gatsby-source-filesystem",
      options: {
        name: "src",
        path: `${__dirname}/src/`
      }
    },
    "gatsby-plugin-sharp",
    {
      resolve: "gatsby-transformer-remark",
      options: {
        pedantic: false,
        plugins: [
          {
            resolve: "gatsby-remark-autolink-headers",
            options: {
              icon: false
            }
          },
          "gatsby-remark-relative-images",
          {
            resolve: "gatsby-remark-images",
            options: {
              maxWidth: 750,
              linkImagesToOriginal: false
            }
          },
          {
            resolve: `gatsby-remark-prismjs`,
            options: {
              classPrefix: "language-",
              inlineCodeMarker: null,
              aliases: {},
              showLineNumbers: false,
              noInlineHighlight: false,
              languageExtensions: [
                {
                  language: "superscript",
                  extend: "javascript",
                  definition: {
                    superscript_types: /(SuperType)/
                  },
                  insertBefore: {
                    function: {
                      superscript_keywords: /(superif|superelse)/
                    }
                  }
                }
              ],
              prompt: {
                user: "root",
                host: "localhost",
                global: false
              },
              escapeEntities: {}
            }
          }
        ]
      }
    }
  ]
};