fix: remove support for http/3

Author: sachaservan

Sources/TinfoilAI/URLSessionPinning.swift

@@ -101,6 +101,11 @@ public class SecureURLSessionFactory {
         configuration.urlCache = nil
         configuration.requestCachePolicy = .reloadIgnoringLocalAndRemoteCacheData
 
+        // Disable HTTP/3 (QUIC) to avoid connection stability issues
+        if #available(iOS 17.0, macOS 14.0, *) {
+            configuration.assumesHTTP3Capable = false
+        }
+
         // Use a specific operation queue for delegate callbacks
         // Allow concurrent operations since delegate methods are thread-safe
         // (HTTP/2 handles multiplexing over a single connection)