Update license headers

Author: gjcairo

CONTRIBUTORS.txt

@@ -1,3 +1,16 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftHTTPServer open source project
+//
+// Copyright (c) 2025 Apple Inc. and the SwiftHTTPServer project authors
+// Licensed under Apache License v2.0
+//
+// See LICENSE.txt for license information
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+//===----------------------------------------------------------------------===//
+
 import Crypto
 import Foundation
 import HTTPServer

Sources/Example/Example.swift

@@ -1,3 +1,16 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftHTTPServer open source project
+//
+// Copyright (c) 2025 Apple Inc. and the SwiftHTTPServer project authors
+// Licensed under Apache License v2.0
+//
+// See LICENSE.txt for license information
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+//===----------------------------------------------------------------------===//
+
 import Tracing
 
 struct LogTracer: Tracer {

Sources/Example/LogTracer.swift

@@ -1,3 +1,16 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftHTTPServer open source project
+//
+// Copyright (c) 2025 Apple Inc. and the SwiftHTTPServer project authors
+// Licensed under Apache License v2.0
+//
+// See LICENSE.txt for license information
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+//===----------------------------------------------------------------------===//
+
 public import HTTPTypes
 import NIOCore
 import NIOHTTPTypes

Sources/HTTPServer/HTTPRequestConcludingAsyncReader.swift

@@ -1,3 +1,16 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftHTTPServer open source project
+//
+// Copyright (c) 2025 Apple Inc. and the SwiftHTTPServer project authors
+// Licensed under Apache License v2.0
+//
+// See LICENSE.txt for license information
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+//===----------------------------------------------------------------------===//
+
 public import HTTPTypes
 import NIOCore
 import NIOHTTPTypes

Sources/HTTPServer/HTTPResponseConcludingAsyncWriter.swift

@@ -1,3 +1,16 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftHTTPServer open source project
+//
+// Copyright (c) 2025 Apple Inc. and the SwiftHTTPServer project authors
+// Licensed under Apache License v2.0
+//
+// See LICENSE.txt for license information
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+//===----------------------------------------------------------------------===//
+
 public import HTTPTypes
 
 /// This type ensures that a single non-informational (1xx) `HTTPResponse` is sent back to the client when handling a request.

Sources/HTTPServer/HTTPResponseSender.swift

@@ -1,3 +1,16 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftHTTPServer open source project
+//
+// Copyright (c) 2025 Apple Inc. and the SwiftHTTPServer project authors
+// Licensed under Apache License v2.0
+//
+// See LICENSE.txt for license information
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+//===----------------------------------------------------------------------===//
+
 public import HTTPTypes
 
 /// A closure-based implementation of ``HTTPServerRequestHandler``.

Sources/HTTPServer/HTTPServerClosureRequestHandler.swift

@@ -1,3 +1,16 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftHTTPServer open source project
+//
+// Copyright (c) 2025 Apple Inc. and the SwiftHTTPServer project authors
+// Licensed under Apache License v2.0
+//
+// See LICENSE.txt for license information
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+//===----------------------------------------------------------------------===//
+
 public import X509
 public import NIOCertificateReloading
 import NIOSSL

Sources/HTTPServer/HTTPServerConfiguration.swift

@@ -1,3 +1,16 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftHTTPServer open source project
+//
+// Copyright (c) 2025 Apple Inc. and the SwiftHTTPServer project authors
+// Licensed under Apache License v2.0
+//
+// See LICENSE.txt for license information
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+//===----------------------------------------------------------------------===//
+
 public import HTTPTypes
 
 @available(macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, visionOS 26.0, *)

Sources/HTTPServer/HTTPServerProtocol.swift

@@ -1,3 +1,16 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftHTTPServer open source project
+//
+// Copyright (c) 2025 Apple Inc. and the SwiftHTTPServer project authors
+// Licensed under Apache License v2.0
+//
+// See LICENSE.txt for license information
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+//===----------------------------------------------------------------------===//
+
 public import HTTPTypes
 
 /// A protocol that defines the contract for handling HTTP server requests.