text: import React from 'react'
  import Link from 'gatsby-link'
  
  export default function Template({data}) {
      const post = data.markdownRemark
      return(
          <div>
              <Link to="/">/ Back</Link>
              <h1>{post.frontmatter.title}</h1>
              <h4>Posted by {post.frontmatter.author} on {post.frontmatter.date}</h4>
              <div dangerouslySetInnerHTML={{__html:post.html}}></div>
          </div>
      )
  }
  
  export const postQuery = graphql`
      query BlogPostByPath($path: String!) {
          markdownRemark(frontmatter: {path : {eq : $path}}) {
              html
              frontmatter {
                  path
                  title
                  author
                  date
              }
          }
      }
  `