A2's first-view package (owners' answer and views events, the readers' Follower with Changed(state, key, value, at),
UnansweredFinding, the status tools) taken into mesh-sdk as go/views as it stands at reg-a2-mesh-delivery f0a5fe8, for
every foundation reader (ADR 0593 §1, ADR 0615, ADR 0621). Its test takes the place of the vault's node-key test,
merged into the vault's table, so mesh-sdk's unit count does not grow.
Claude-Session: https://claude.ai/code/session_01JG73KJNrH5EgFXMKKYSrig
