Adding tailwind as css library, build config and fetch posts fix

gatsby-node.js

@@ -10,6 +10,7 @@ exports.createPages = ({ graphql, boundActionCreators }) => {
             edges {
               node {
                 slug
+                status
               }
             }
           }
@@ -24,7 +25,7 @@ exports.createPages = ({ graphql, boundActionCreators }) => {
       result.data.allWordpressPost.edges.forEach(({ node }) => {
         createPage({
           path: `blog/${node.slug}`,
-          component: path.resolve('./src/pages/post-default.js'),
+          component: path.resolve('./src/layouts/post-default.js'),
           context: {
             slug: node.slug,
           }