Add package flags to perform stricter build checks

Author: danielsaidi

Package.swift

@@ -23,7 +23,15 @@ let package = Package(
         .target(
             name: "SwiftUIKit",
             dependencies: [],
-            resources: [.process("Resources")]
+            resources: [.process("Resources")],
+            swiftSettings: [
+                // Enable library evolution
+                .unsafeFlags(["-enable-library-evolution"]),
+
+                // Additional strict checks
+                // .unsafeFlags(["-warnings-as-errors"]),
+                // .unsafeFlags(["-strict-concurrency=complete"])
+            ]
         ),
         .testTarget(
             name: "SwiftUIKitTests",

RELEASE_NOTES.md

@@ -4,6 +4,14 @@ SwiftUIKit makes its best effort to honor semver, but breaking changes can occur
 
 
 
+## 5.8.1
+
+This version enables Swift package flags to catch more errors.
+
+This makes it easier to prepare SwiftUIKit for framework usage.
+
+
+
 ## 5.8
 
 ### 💡 Adjustment

Sources/SwiftUIKit/Files/DirectoryObservable.swift

@@ -9,6 +9,7 @@
 //  https://medium.com/over-engineering/monitoring-a-folder-for-changes-in-ios-dc3f8614f902
 //
 
+import Combine
 import SwiftUI
 
 /// This class can observe file system changes for a folder.

Sources/SwiftUIKit/_Deprecated/Navigation/NavigationContext.swift

@@ -6,6 +6,7 @@
 //  Copyright © 2023-2025 Daniel Saidi. All rights reserved.
 //
 
+import Combine
 import SwiftUI
 
 @available(*, deprecated, message: "This has been moved to https://github.com/danielsaidi/PresentationKit")