Fix usage of unimplemented in release mode

Examples/xx-messenger/Sources/AppFeature/AppFeature.swift

@@ -59,6 +59,7 @@ struct AppEnvironment {
   var home: () -> HomeEnvironment
 }
 
+#if DEBUG
 extension AppEnvironment {
   static let unimplemented = AppEnvironment(
     dbManager: .unimplemented,
@@ -74,6 +75,7 @@ extension AppEnvironment {
     home: { .unimplemented }
   )
 }
+#endif
 
 let appReducer = Reducer<AppState, AppAction, AppEnvironment>
 { state, action, env in

Examples/xx-messenger/Sources/HomeFeature/HomeFeature.swift

@@ -115,6 +115,7 @@ public struct HomeEnvironment {
   public var backup: () -> BackupEnvironment
 }
 
+#if DEBUG
 extension HomeEnvironment {
   public static let unimplemented = HomeEnvironment(
     messenger: .unimplemented,
@@ -127,6 +128,7 @@ extension HomeEnvironment {
     backup: { .unimplemented }
   )
 }
+#endif
 
 public let homeReducer = Reducer<HomeState, HomeAction, HomeEnvironment>
 { state, action, env in

Examples/xx-messenger/Sources/RegisterFeature/RegisterFeature.swift

@@ -62,6 +62,7 @@ public struct RegisterEnvironment {
   public var bgQueue: AnySchedulerOf<DispatchQueue>
 }
 
+#if DEBUG
 extension RegisterEnvironment {
   public static let unimplemented = RegisterEnvironment(
     messenger: .unimplemented,
@@ -71,6 +72,7 @@ extension RegisterEnvironment {
     bgQueue: .unimplemented
   )
 }
+#endif
 
 public let registerReducer = Reducer<RegisterState, RegisterAction, RegisterEnvironment>
 { state, action, env in

Examples/xx-messenger/Sources/RestoreFeature/RestoreFeature.swift

@@ -82,6 +82,7 @@ public struct RestoreEnvironment {
   public var bgQueue: AnySchedulerOf<DispatchQueue>
 }
 
+#if DEBUG
 extension RestoreEnvironment {
   public static let unimplemented = RestoreEnvironment(
     messenger: .unimplemented,
@@ -92,6 +93,7 @@ extension RestoreEnvironment {
     bgQueue: .unimplemented
   )
 }
+#endif
 
 public let restoreReducer = Reducer<RestoreState, RestoreAction, RestoreEnvironment>
 { state, action, env in

Examples/xx-messenger/Sources/WelcomeFeature/WelcomeFeature.swift

@@ -38,6 +38,7 @@ public struct WelcomeEnvironment {
   public var bgQueue: AnySchedulerOf<DispatchQueue>
 }
 
+#if DEBUG
 extension WelcomeEnvironment {
   public static let unimplemented = WelcomeEnvironment(
     messenger: .unimplemented,
@@ -45,6 +46,7 @@ extension WelcomeEnvironment {
     bgQueue: .unimplemented
   )
 }
+#endif
 
 public let welcomeReducer = Reducer<WelcomeState, WelcomeAction, WelcomeEnvironment>
 { state, action, env in