feat: tie silent permit-key hash to UmberNetworks, add native version to diag dump
docs: bump version date to 31 August 2026
docs: bump version date to 31 August 2026
docs: bump version date to 31 August 2026
fix: vendor-id must exactly match the version-derived value, not just a prefix
fix: vendor-id must exactly match the version-derived value, not just a prefix
fix: vendor-id must exactly match the version-derived value, not just a prefix
feat: soft vendor-ID nag for unregistered --permit-key-hmac servers