Add Markdown blog and FAQ content collections

README.md

@@ -11,9 +11,9 @@ Cloudflare Pages site remains the rollback target while this branch is tested.
 - `src/` contains shared Astro presentation code.
 - `schemas/` and `fixtures/` provide the Phase 1 JSON contract proof.
 
-The blog is static JSON in this phase. Markdown content, CMS workflows, public
-sign-up changes, n8n changes, and onboarding-worker changes are deliberately
-out of scope.
+Blog posts and primary-site FAQs are now static Markdown collections with
+validated frontmatter and draft filtering. CMS workflows, public sign-up
+changes, n8n changes, and onboarding-worker changes remain out of scope.
 
 ## Local checks
 
@@ -33,8 +33,9 @@ routes, account IDs, or secrets.
 
 ## Preview deployment
 
-The Gitea workflow deploys only a non-production Worker from the pilot branch:
-`3031023-xyz-www-preview` by default, or the manually selected `blog` site.
+The Gitea workflows deploy scoped non-production Workers from the pilot and
+Markdown-test branches: `3031023-xyz-www-preview` for primary-site changes and
+`3031023-xyz-blog-preview` for blog changes.
 It uses the existing `CF_API_TOKEN` and `CF_ACCOUNT_ID`. The token retains the
 Pages permissions needed for the `main` rollback target and now also permits
 the non-production Worker preview deployment.