Fix meta descriptions

source/content/certification/study-guide-cms/00-intro.md

@@ -1,6 +1,7 @@
 ---
 title: WebOps Certification
 subtitle: Study Guide Introduction
+description: Learn about the three failure modes of website operations.
 certificationpage: true
 type: certificationpage
 layout: certificationpage

source/content/certification/study-guide-cms/01-webops.md

@@ -1,6 +1,7 @@
 ---
 title: WebOps Certification
 subtitle: "Chapter 1: WebOps"
+description: Learn about the principles and benefits of WebOps.
 certificationpage: true
 showtoc: true
 type: certificationpage

source/content/certification/study-guide-cms/02-platform.md

@@ -1,6 +1,7 @@
 ---
 title: WebOps Certification
 subtitle: "Chapter 2: Pantheon Platform"
+description: Understand the layers of Pantheon's platform and how it can be used to solve problems using WebOps best practicies.
 certificationpage: true
 showtoc: true
 type: certificationpage

source/content/certification/study-guide-cms/03-create.md

@@ -1,6 +1,7 @@
 ---
 title: WebOps Certification
 subtitle: "Chapter 3: Site Creation"
+description: Learn how to create a site on Pantheon.
 certificationpage: true
 showtoc: true
 type: certificationpage

source/content/certification/study-guide-cms/04-cdn.md

@@ -1,6 +1,7 @@
 ---
 title: WebOps Certification
 subtitle: "Chapter 4: Content Delivery Network"
+description: Pantheon's edge layer increases the speed and scalability of all sites on the platform. The Advanced Global CDN can be customized for tailored usage.
 certificationpage: true
 type: certificationpage
 layout: certificationpage

source/content/certification/study-guide-cms/05-cms.md

@@ -1,6 +1,7 @@
 ---
 title: WebOps Certification
 subtitle: "Chapter 5: CMS Infrastructure"
+description: Pantheon's containerized infrastructure makes CMS applications faster, more scalable, and more secure.
 certificationpage: true
 type: certificationpage
 layout: certificationpage

source/content/certification/study-guide-cms/06-deploy.md

@@ -1,6 +1,7 @@
 ---
 title: WebOps Certification
 subtitle: "Chapter 6: The Deployment Pipeline"
+description: Learn about the deployment pipeline for CMS Sites on Pantheon as it relates to code, files, and databases.
 certificationpage: true
 type: certificationpage
 layout: certificationpage

source/content/certification/study-guide-cms/07-people.md

@@ -1,6 +1,7 @@
 ---
 title: WebOps Certification
 subtitle: "Chapter 7: Connecting People"
+description: Learn how to manage teams, workspaces and permissions before connecting DNS.
 certificationpage: true
 type: certificationpage
 layout: certificationpage

source/content/certification/study-guide-cms/08-extend.md

@@ -1,6 +1,7 @@
 ---
 title: WebOps Certification
 subtitle: "Chapter 8: Extend with CLI and Hooks"
+description: "Terminus and Quicksilver can work together to help facilitate complex WebOps workflows"
 certificationpage: true
 type: certificationpage
 layout: certificationpage

source/content/certification/study-guide-cms/09-automate.md

@@ -1,6 +1,7 @@
 ---
 title: WebOps Certification
 subtitle: "Chapter 9: Additional Automation"
+description: "Learn how to leverage Integrated Composer and Autopilot"
 certificationpage: true
 type: certificationpage
 layout: certificationpage

source/content/certification/study-guide-cms/10-custom-upstreams.md

@@ -1,6 +1,7 @@
 ---
 title: WebOps Certification
 subtitle: "Chapter 10: Custom Upstreams"
+description: "Understand the relationship between Pantheon’s Core Upstreams, Custom Upstreams, and individual site repositories."
 certificationpage: true
 type: certificationpage
 layout: certificationpage

src/templates/certificationpage.js

@@ -36,7 +36,9 @@ class CertificationTemplate extends React.Component {
         <SEO
           slot="seo"
           title={node.frontmatter.subtitle + ' | ' + node.frontmatter.title}
-          description={node.frontmatter.description || node.excerpt}
+          description={
+            node.frontmatter.description || node.frontmatter.subtitle
+          }
           authors={node.frontmatter.contributors}
           image={'/images/default-thumb-cert.png'}
           reviewed={ifCommandsISO}

src/templates/releaseNotePage.js

@@ -24,12 +24,16 @@ const containerWidth = 'standard';
 class ReleaseNoteTemplate extends React.Component {
   render() {
     const node = this.props.data.mdx;
+    const excerptRaw = this.props.data.mdx.excerpt;
+    const excerpt =
+      excerptRaw.substring(0, 200).trim() ||
+      'A summary of changes to the Pantheon Platform';
 
     return (
       <Layout containerWidth={containerWidth} excludeSearch footerBorder>
         <SEO
           title={node.frontmatter.title}
-          description={node.frontmatter.description || node.excerpt}
+          description={excerpt}
           authors={node.frontmatter.contributors}
           image={'/images/default-thumb-changelog.png'}
         />
@@ -94,6 +98,7 @@ export const pageQuery = graphql`
   query ReleaseNoteBySlug($slug: String!) {
     mdx(fields: { slug: { eq: $slug } }) {
       ...theReleaseNoteFields
+      excerpt
     }
   }
 `;