{
    resolve: `gatsby-transformer-remark`,
    options: {
      plugins: [
        `gatsby-remark-reading-time`,
        // ...
      ],
    },
  },

export const query = graphql`
  query($slug: String!) {
    markdownRemark(fields: { slug: { eq: $slug } }) {
      htmlAst
      excerpt(pruneLength: 200)
      frontmatter {
        title
        date(formatString: "MMMM Do, YYYY")
      }
      fields {
        slug
        readingTime {
          text
        }
      }
    }
  }
`;