Create missing async function for URLSession

Sources/Clairvoyant/Extensions/URLSession+Extensions.swift

@@ -0,0 +1,26 @@
+import Foundation
+
+
+#if canImport(FoundationNetworking)
+extension URLSession {
+
+    func data(for request: URLRequest) async throws -> (Data, URLResponse) {
+        let result: Result<(Data, URLResponse), Error> = await withCheckedContinuation { continuation in
+            let task = self.dataTask(with: request) { data, response, error in
+                if let error {
+                    continuation.resume(returning: .failure(error))
+                } else {
+                    continuation.resume(returning: .success((data!, response!)))
+                }
+            }
+            task.resume()
+        }
+        switch result {
+        case .failure(let error):
+            throw error
+        case .success(let result):
+            return result
+        }
+    }
+}
+#endif