chore(starters): Add gatsby-ghost-balsa-starter to starters (#23780)

docs/starters.yml

@@ -1,3 +1,24 @@
+- url: https://gatsby-ghost-balsa-starter.now.sh/
+  repo: https://github.com/draftbox-co/gatsby-ghost-balsa-starter
+  description: A Gatsby starter for creating blogs from headless Ghost CMS.
+  tags:
+    - Blog
+    - CMS:Headless
+    - SEO
+    - Styling:SCSS
+  features:
+    - Balsa theme by Draftbox
+    - Data sourcing from headless Ghost
+    - Responsive design
+    - SEO optimized
+    - OpenGraph structured data
+    - Twitter Cards meta
+    - Sitemap Generation
+    - XML Sitemaps
+    - Progressive Web App
+    - Offline Support
+    - RSS Feed
+    - Composable and extensible
 - url: https://gatsby-starter-wordpress-twenty-twenty.netlify.app/
   repo: https://github.com/henrikwirth/gatsby-starter-wordpress-twenty-twenty
   description: A port of the WordPress Twenty Twenty theme to Gatsby.