Cascade failure to response promise.

Author: kylebrowning

Sources/APNSwift/APNSwiftConnection.swift

@@ -199,6 +199,7 @@ public final class APNSwiftConnection: APNSwiftClient {
             responsePromise: responsePromise
         )
 
+        streamPromise.futureResult.cascadeFailure(to: responsePromise)
         return streamPromise.futureResult.flatMap { stream in
             logger?.info("Send - sending")
             return stream.writeAndFlush(context).flatMapErrorThrowing { error in

Sources/APNSwiftExample/main.swift

@@ -28,7 +28,7 @@ var logger = Logger(label: "com.apnswift")
 logger.logLevel = .debug
 let apnsConfig = try APNSwiftConfiguration(
     authenticationMethod: .jwt(
-        key: .private(filePath: "/Users/kylebrowning/Desktop/AuthKey_9UC9ZLQ8YW.p8"),
+        key: .private(filePath: "/Users/kylebrowning/Documents/AuthKey_9UC9ZLQ8YW.p8"),
         keyIdentifier: "9UC9ZLQ8YW",
         teamIdentifier: "ABBM6U9RM5"
     ),