chore(unity): 固定Unity CLI Loop本地包并移除UnitySkills依赖

Client/Packages/io.github.hatayama.uloopmcp/Editor/Execution/DynamicCodeExecutionSchedulerHooks.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Threading.Tasks;
+
+namespace io.github.hatayama.uLoopMCP
+{
+    internal sealed class DynamicCodeExecutionSchedulerHooks
+    {
+        public Action AfterSemaphoreEntered { get; set; }
+
+        public Func<Task> AfterBackgroundExecutionStatePublishedAsync { get; set; }
+
+        public Func<Task> AfterBusySemaphoreProbeFailedAsync { get; set; }
+
+        public async Task InvokeAfterBackgroundExecutionStatePublishedAsync()
+        {
+            if (AfterBackgroundExecutionStatePublishedAsync == null)
+            {
+                return;
+            }
+
+            await AfterBackgroundExecutionStatePublishedAsync();
+        }
+
+        public async Task InvokeAfterBusySemaphoreProbeFailedAsync()
+        {
+            if (AfterBusySemaphoreProbeFailedAsync == null)
+            {
+                return;
+            }
+
+            await AfterBusySemaphoreProbeFailedAsync();
+        }
+    }
+}