docs(qa): before/after widget evidence for #568

Screenshots and A/B GIFs backing PR #575. Kept on the branch rather than
master so the PR carries its own evidence; safe to drop before merge.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01VSGmz5frZqzbpQXJxxuqTs

Author: guillermoscript