hi

TurnstileException.cs

@@ -0,0 +1,21 @@
+namespace TurnstileTag;
+
+
+/// <summary>
+/// The <see cref="Exception"/> that is thrown when the turnstile validation fails.
+/// </summary>
+public class TurnstileException : Exception
+{
+  /// <summary>
+  /// Creates a new instance of <see cref="TurnstileException"/> with the specified exception message.
+  /// </summary>
+  /// <param name="message">The message that describes the error.</param>
+  public TurnstileException(string message) : base(message) { }
+
+  /// <summary>
+  /// Creates a new instance of <see cref="TurnstileException"/> with the specified exception message and inner exception.
+  /// </summary>
+  /// <param name="message">The message that describes the error.</param>
+  /// <param name="innerException">The inner <see cref="Exception"/>.</param>
+  public TurnstileException(string message, Exception innerException) : base(message, innerException) { }
+}