Add Linux compat FoundationNetworking imports

Author: mythz

.gitignore

@@ -1,5 +1,6 @@
 src/ServiceStackXCode/.idea
 .idea/
+.vscode/
 
 src/JsonServiceClient/JsonServiceClient.xcodeproj/project.xcworkspace/xcuserdata/mythz.xcuserdatad/UserInterfaceState.xcuserstate
 

Sources/ServiceStack/CoreTypes.swift

@@ -3,6 +3,9 @@
 // Copyright (c) 2021 ServiceStack. All rights reserved.
 //
 
+#if canImport(FoundationNetworking)
+    import FoundationNetworking
+#endif
 import Foundation
 
 public protocol Instantiable {

Sources/ServiceStack/DateExtensions.swift

@@ -6,6 +6,9 @@
 //  Copyright (c) 2021 ServiceStack, Inc. All rights reserved.
 //
 
+#if canImport(FoundationNetworking)
+    import FoundationNetworking
+#endif
 import Foundation
 
 public class DateTime {

Sources/ServiceStack/Inspect.swift

@@ -1,3 +1,6 @@
+#if canImport(FoundationNetworking)
+    import FoundationNetworking
+#endif
 import Foundation
 
 public class Inspect {

Sources/ServiceStack/JsonServiceClient.swift

@@ -6,6 +6,9 @@
 //  Copyright (c) 2021 ServiceStack, Inc. All rights reserved.
 //
 
+#if canImport(FoundationNetworking)
+    import FoundationNetworking
+#endif
 import Foundation
 import PromiseKit
 

Sources/ServiceStack/Mocks.swift

@@ -5,6 +5,9 @@
 //  Created by Demis Bellot on 2/19/21.
 //
 
+#if canImport(FoundationNetworking)
+    import FoundationNetworking
+#endif
 import Foundation
 
 class EmptyUnkeyedDecodingContainer: UnkeyedDecodingContainer {

Sources/ServiceStack/StringExtensions.swift

@@ -6,6 +6,9 @@
 //  Copyright (c) 2021 ServiceStack, Inc. All rights reserved.
 //
 
+#if canImport(FoundationNetworking)
+    import FoundationNetworking
+#endif
 import Foundation
 
 public extension String {

Sources/ServiceStack/Utils.swift

@@ -6,6 +6,9 @@
 //  Copyright © 2021 ServiceStack. All rights reserved.
 //
 
+#if canImport(FoundationNetworking)
+    import FoundationNetworking
+#endif
 import Foundation
 
 public class Factory<T: Decodable> {