The synthetic "user started this session watching the artifact ... (via claude --watch-artifact)" meta-message now uses new helper functions to decide whether it should be suppressed, checking slug variants seen in transcript history instead of the prior single-slug check.
Watch-artifact session-start message dedup logic reworked
The watch-artifact session-start message now dedupes across slug variants, not just one slug.
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
ArtifactsArea: what it touches
ImprovementsKind: in v2.1.260,
ImprovementsSection of the release