Align Manager docs with code-enforced azkv:// secret_ref baseline. Reviewed: docs-only, no code/runtime impact. Follow-up required in heicodeDocs to remove OpenBao/vault:// drift.
Replace unimplemented ConvertClaudeRequest panic stubs with explicit not implemented errors across 11 relay adaptors. Reviewed: narrow relay hardening only; no billing/secrets/Agent-Swarm/product semantic changes.