chore: remove Ably Pub/Sub how-to tutorial

data/onCreateNode/create-graphql-schema-customization.ts

@@ -28,14 +28,6 @@ export const createSchemaCustomization: GatsbyNode['createSchemaCustomization']
       meta_keywords: String
       redirect_from: [String]
     }
-    type HowToHtml implements Node {
-      slug: String
-      tutorial: Node
-    }
-    type HowToSourceFile implements Node {
-      howToName: String!
-      srcPath: String!
-    }
     type Error implements Node {
       message: String
     }

data/onCreateNode/index.ts

@@ -7,45 +7,6 @@ export const onCreateNode: GatsbyNode['onCreateNode'] = async ({
   createNodeId,
   createContentDigest,
 }) => {
-  if (node.sourceInstanceName === 'how-tos') {
-    // We derive the name of the how-to from the path
-    const [tutorialName, src, ...paths] = (node.relativePath as string).split('/');
-
-    // this must be a supporting file outside of a how-to directory
-    if (tutorialName === '') {
-      return;
-    }
-
-    /*
-     * If this file is in the src directory, we create a new HowToSourceFile node
-     * associated with our tutorial
-     */
-    if (src === 'src') {
-      // skip processing directories
-      if (node.internal.type === 'Directory') {
-        return;
-      }
-
-      const srcPath = paths.join('/');
-      const content = await loadNodeContent(node);
-      const contentDigest = createContentDigest(content);
-      const type = 'HowToSourceFile';
-
-      const fields = {
-        id: createNodeId(`${node.id} >>> Sandpack`),
-        howToName: tutorialName,
-        srcPath,
-        content,
-        internal: {
-          contentDigest,
-          type,
-          mediaType: node.internal.mediaType,
-        },
-      };
-      createNode(fields);
-    }
-  }
-
   if (node.sourceInstanceName === 'examples' && node.extension) {
     // Skip processing directories
     if (node.internal.type === 'Directory') {

data/onCreatePage.ts

@@ -21,7 +21,6 @@ const pageLayoutOptions: Record<string, LayoutOptions> = {
   },
   '/docs/sdks': { leftSidebar: false, rightSidebar: false, template: 'sdk', mdx: false },
   '/examples': { leftSidebar: false, rightSidebar: false, template: 'examples', mdx: false },
-  '/docs/how-to/pub-sub': { leftSidebar: true, rightSidebar: true, template: 'how-to', mdx: true },
   '/docs/404': { leftSidebar: false, rightSidebar: false, template: '404', mdx: false },
 };
 

gatsby-config.ts

@@ -66,12 +66,7 @@ export const plugins = [
       name: `AblyChangelog`,
     },
   },
-  {
-    resolve: 'gatsby-plugin-root-import',
-    options: {
-      'how-tos': `${__dirname}/how-tos`,
-    },
-  },
+  'gatsby-plugin-root-import',
   {
     resolve: 'gatsby-plugin-mdx',
     options: {
@@ -121,13 +116,6 @@ export const plugins = [
     __key: 'images',
   },
   // Data
-  {
-    resolve: 'gatsby-source-filesystem',
-    options: {
-      name: 'how-tos',
-      path: './how-tos',
-    },
-  },
   {
     resolve: `gatsby-source-filesystem`,
     options: {