gatsbyjs remark images and mdx config example

gatsby-config.js

const path = require("path")

module.exports = {
  /* Your site config here */
  siteMetadata: {
    title: "Generic Site Title",
  },
  pathPrefix:   `/gby1`,
  plugins:      [
    `gatsby-transformer-sharp`,
    `gatsby-plugin-sharp`,
    `gatsby-plugin-sharp`,
    `gatsby-plugin-sass`,
    `gatsby-remark-images`,
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        name: `src`,
        path: path.join(__dirname, `src`, `md`),
      },
    },
    {
      resolve: `gatsby-source-filesystem`,
      options: {
        name: `images`,
        path: path.join(__dirname, `static`, `images`),
      },
    },
    {
      resolve: `gatsby-plugin-mdx`,
      options: {
        extensions: [`.mdx`, `.md`],
      },
    },
    {
      resolve: `gatsby-plugin-mdx`,
      options: {
        gatsbyRemarkPlugins: [
          {
            resolve: `gatsby-remark-images`,
            options: {
              maxWidth: 500,
            },
          },
        ],
      },
    },
  ],
}