align with honeybee updates. change ID to URL semantics.

auth.go

@@ -85,16 +85,16 @@ func (m *AuthManager) routeInbox() {
 			m.mu.Unlock()
 
 			now := time.Now()
-			m.envoy.Observer().Record(msg.ID, ChallengeReceived{Challenge: challenge, At: now})
+			m.envoy.Observer().Record(msg.URL, ChallengeReceived{Challenge: challenge, At: now})
 
 			signed, err := m.respond(challenge)
 			if err != nil {
-				m.envoy.Observer().Record(msg.ID, AuthResponseFailed{Err: err, At: time.Now()})
+				m.envoy.Observer().Record(msg.URL, AuthResponseFailed{Err: err, At: time.Now()})
 				continue
 			}
 
 			if err := m.envoy.Send([]byte(envelope.EncloseAuthResponse(signed))); err != nil {
-				m.envoy.Observer().Record(msg.ID, AuthResponseFailed{Err: err, At: time.Now()})
+				m.envoy.Observer().Record(msg.URL, AuthResponseFailed{Err: err, At: time.Now()})
 				continue
 			}
 
@@ -102,7 +102,7 @@ func (m *AuthManager) routeInbox() {
 				m.logger.Info("responded to auth", "challenge", challenge)
 			}
 
-			m.envoy.Observer().Record(msg.ID, AuthResponseSent{At: time.Now()})
+			m.envoy.Observer().Record(msg.URL, AuthResponseSent{At: time.Now()})
 		}
 	}
 }