remove NIO Client as default

Author: dayaffe

Sources/ClientRuntime/Config/DefaultSDKRuntimeConfiguration.swift

@@ -91,13 +91,19 @@ public extension DefaultSDKRuntimeConfiguration {
     static func makeClient(
         httpClientConfiguration: HttpClientConfiguration = defaultHttpClientConfiguration
     ) -> HTTPClient {
-        // TODO -- For testing,revert prior to merge to main
-        #if os(iOS) || os(tvOS) || os(watchOS) || os(visionOS)
+        #if os(iOS) || os(tvOS) || os(watchOS) || os(visionOS) || os(macOS)
         return URLSessionHTTPClient(httpClientConfiguration: httpClientConfiguration)
         #else
-        // TODO -- For testing, revert prior to merge to main
-        // Will be used on Mac and Linux
-        return NIOHTTPClient(httpClientConfiguration: httpClientConfiguration)
+        let connectTimeoutMs = httpClientConfiguration.connectTimeout.map { UInt32($0 * 1000) }
+        let socketTimeout = UInt32(httpClientConfiguration.socketTimeout)
+        let config = CRTClientEngineConfig(
+            maxConnectionsPerEndpoint: httpClientConfiguration.maxConnections,
+            telemetry: httpClientConfiguration.telemetry ?? CRTClientEngine.noOpCrtClientEngineTelemetry,
+            connectTimeoutMs: connectTimeoutMs,
+            crtTlsOptions: httpClientConfiguration.tlsConfiguration as? CRTClientTLSOptions,
+            socketTimeout: socketTimeout
+        )
+        return CRTClientEngine(config: config)
         #endif
     }