Enhance TOC highlighting and anchor scroll in blog posts
Refactored useActiveAnchors hook to support smooth hash scrolling and improved TOC highlighting based on scroll position. Added options for custom selectors and offset, and updated BlogPostClient to enable scroll-to-anchor and TOC highlight functionality.
* fix(www): types for awaited params
* fix(docs): no extraneous exports from route page
* fix(studio): api handler types, no non-handlers allowed in pages
* show cms blog posts in www
* remove contentlayer from www
* outputFileTracingExcludes
* update remotePatterns
* fetch cms posts server-side with revalidation
* add cms env vars to turbo.json
* add www env vars to turbo.json
* include cms posts in www sitemap
* add migration to remove image from cms post
* update cms meta image mapping in www