debug: surface ssh error details in voice test

apps/macos/Sources/Clawdis/DebugSettings.swift

@@ -257,7 +257,7 @@ struct DebugSettings: View {
                 self.debugSendStatus = "Sent via \(config.target). Await WhatsApp reply."
                 self.debugSendError = nil
             case let .failure(error):
-                self.debugSendStatus = nil
+                self.debugSendStatus = "Target: \(config.target)" + (config.identityPath.isEmpty ? "" : " · identity: \(config.identityPath)")
                 self.debugSendError = error.localizedDescription
             }
         }

apps/macos/Sources/Clawdis/VoiceWakeForwarder.swift

@@ -95,7 +95,7 @@ enum VoiceWakeForwarder {
             case let .nonZeroExit(code, output):
                 let clipped = output.prefix(240)
                 return clipped.isEmpty
-                    ? "ssh exited with code \(code)"
+                    ? "ssh exited with code \(code) (verify host, key, and PATH)"
                     : "ssh exited with code \(code): \(clipped)"
             case let .cliMissingOrFailed(code, output):
                 let clipped = output.prefix(240)