add Synapse System

Attributes/SynapseEventAttribute.cs

@@ -0,0 +1,14 @@
+using System;
+
+namespace SimApi.Attributes;
+
+[AttributeUsage(AttributeTargets.Method)]
+public class SynapseEventAttribute : Attribute
+{
+    public string Name { get; }
+
+    public SynapseEventAttribute(string name)
+    {
+        Name = name;
+    }
+}