auth: broaden discovery-unavailable wording to missing-or-unreachable
Commit
toothbrush3mo ago
The sentinel covers 404/503/malformed too, so calling a reachable host's missing well-known "unreachable" misled; the wrapped error still carries the precise cause.
Co-Authored-By: Claude Fable 5 noreply@anthropic.com Entire-Checkpoint: 1edf76e5cd82