Start working on rust compile step

crates/libjrpc/templates/CSharp/JRpcTransport.cs

@@ -0,0 +1,15 @@
+using System.Threading.Tasks;
+
+namespace __NAMESPACE__;
+
+public delegate void NotifyPacket(string data);
+
+public abstract class JRpcTransport {
+   public event NotifyPacket? OnPacket;
+   public abstract Task Write(string data);
+
+   // TODO: Spend some time finding a better permission, but it is fine for now
+   public void SendPacketEvent(string data) {
+      this.OnPacket?.Invoke(data);
+   }
+}