Update headers

Author: marcprux

.spi.yml

@@ -0,0 +1,4 @@
+version: 1
+metadata:
+  authors: 'Skip.dev and contributors'
+

Sources/SkipCDemo/Skip/skip.yml

@@ -1,4 +1,4 @@
-# Configuration file for https://skip.tools project
+# Configuration file for Skip (https://skip.dev) project
 #
 # Kotlin dependencies and Gradle build options for this module can be configured here
 #build:

Sources/SkipCDemo/SkipCDemo.swift

@@ -1,4 +1,5 @@
-// SPDX-License-Identifier: LGPL-3.0-only WITH LGPL-3.0-linking-exception
+// Copyright 2025–2026 Skip
+// SPDX-License-Identifier: MPL-2.0
 import Foundation
 import SkipFFI
 #if !SKIP

Tests/SkipCDemoTests/Skip/skip.yml

@@ -1,4 +1,4 @@
-# Configuration file for https://skip.tools project
+# Configuration file for Skip (https://skip.dev) project
 #
 # Kotlin dependencies and Gradle build options for this module can be configured here
 #build:

Tests/SkipCDemoTests/SkipCDemoTests.swift

@@ -1,4 +1,5 @@
-// SPDX-License-Identifier: LGPL-3.0-only WITH LGPL-3.0-linking-exception
+// Copyright 2025–2026 Skip
+// SPDX-License-Identifier: MPL-2.0
 import XCTest
 import Foundation
 @testable import SkipCDemo

Tests/SkipCDemoTests/XCSkipTests.swift

@@ -1,4 +1,5 @@
-// SPDX-License-Identifier: LGPL-3.0-only WITH LGPL-3.0-linking-exception
+// Copyright 2025–2026 Skip
+// SPDX-License-Identifier: MPL-2.0
 import Foundation
 #if os(macOS) || os(Linux) // Skip transpiled tests only run on macOS targets
 import SkipTest