added module for HTMX WS extension (#9)

* implemented HTMX WebSockets

* implemented HTMXWS in HummingbirdDemo

* implemented HTMXWS in VaporDemo

* updated README.md

* fixed tests not up to date

* updated Package.swift

* removed print and URLPrefixes

* improved Hummingbird example

* improved Vapor example

* updated README.md with SSE and WS extensions

* fixed tests

Examples/HummingbirdDemo/Package.swift

@@ -11,6 +11,7 @@ let package = Package(
     ],
     dependencies: [
         .package(url: "https://github.com/hummingbird-project/hummingbird.git", from: "2.0.0"),
+        .package(url: "https://github.com/hummingbird-project/hummingbird-websocket.git", from: "2.0.0"),
         .package(url: "https://github.com/hummingbird-community/hummingbird-elementary.git", from: "0.2.0-rc.1"),
         .package(path: "../../"),
         .package(url: "https://github.com/apple/swift-async-algorithms", from: "1.0.0"),
@@ -21,9 +22,12 @@ let package = Package(
             name: "App",
             dependencies: [
                 .product(name: "Hummingbird", package: "hummingbird"),
+                .product(name: "HummingbirdWebSocket", package: "hummingbird-websocket"),
+                .product(name: "HummingbirdWSCompression", package: "hummingbird-websocket"),
                 .product(name: "HummingbirdElementary", package: "hummingbird-elementary"),
                 .product(name: "ElementaryHTMX", package: "elementary-htmx"),
                 .product(name: "ElementaryHTMXSSE", package: "elementary-htmx"),
+                .product(name: "ElementaryHTMXWS", package: "elementary-htmx"),
                 .product(name: "AsyncAlgorithms", package: "swift-async-algorithms"),
                 .product(name: "ServiceLifecycle", package: "swift-service-lifecycle"),
             ],

Examples/HummingbirdDemo/Sources/App/App.swift

@@ -1,5 +1,7 @@
 import Foundation
 import Hummingbird
+import HummingbirdWebSocket
+import HummingbirdWSCompression
 
 @main
 struct App {
@@ -11,8 +13,12 @@ struct App {
 
         addRoutes(to: router)
 
+        let wsRouter = Router(context: BasicWebSocketRequestContext.self)
+        addWSRoutes(to: wsRouter)
+
         let app = Application(
             router: router,
+            server: .http1WebSocketUpgrade(webSocketRouter: wsRouter, configuration: .init(extensions: [.perMessageDeflate()])),
             onServerRunning: { _ in
                 print("Server running on http://localhost:8080/")
                 #if DEBUG