next.js

c77d47fc - docs: Activity bfcacheId and :has caveats (#95275)

docs: Activity bfcacheId and :has caveats (#95275) - x-ref to `bfcacheId` - add a section on `:has` --------- Co-authored-by: vercel[bot] <35613825+vercel[bot]@users.noreply.github.com>