fix(mcp): keep preview snapshots usable by the agent and let it save them (#10501)

Co-authored-by: Claude Fable 5.1 <noreply@anthropic.com>
061543e9e5Theo Browne committed on 9/8/2026, 12:41:10 PM· committed by GitHubparentb5d8903
6 files changedLine totals unavailable