submodule对gitea不管用，所以直接拉了一份拉格兰

Lagrange.Core/Lagrange.OneBot/Core/Operation/IOperation.cs

@@ -0,0 +1,10 @@
+using System.Text.Json.Nodes;
+using Lagrange.Core;
+using Lagrange.OneBot.Core.Entity.Action;
+
+namespace Lagrange.OneBot.Core.Operation;
+
+public interface IOperation
+{
+    public Task<OneBotResult> HandleOperation(BotContext context, JsonNode? payload);
+}