Add support for waitsForConnectivity in session config

Sources/MBAsyncNetworking/Config/NetworkableConfigs.swift

@@ -52,4 +52,11 @@ public enum NetworkableConfigs {
     public func set(configuration: URLSessionConfiguration) {
         Session.shared.configuration = configuration
     }
+
+    /// Configures the URLSession to wait for network connectivity before attempting requests.
+    /// When enabled, requests will wait for an appropriate network connection to become available.
+    /// - Parameter shouldWait: `true` to wait for connectivity, `false` to fail immediately if no network is available.
+    public func setConnectivityWaiting(_ shouldWait: Bool) {
+        Session.shared.setConnectivityWaiting(shouldWait)
+    }
 }

Sources/MBAsyncNetworking/Config/Session.swift

@@ -108,6 +108,18 @@ public final class Session {
         )
     }
 
+    /// Sets the connectivity waiting behavior for the URLSession configuration.
+    /// This recreates the URLSession with the updated configuration.
+    /// - Parameter shouldWait: Whether the session should wait for connectivity before making requests.
+    func setConnectivityWaiting(_ shouldWait: Bool) {
+        configuration.waitsForConnectivity = shouldWait
+        session = URLSession(
+            configuration: configuration,
+            delegate: delegate,
+            delegateQueue: nil
+        )
+    }
+
     /// Structure to define timeout configurations for URLSession
     struct TimeOut {
         /// The timeout interval when waiting for additional data