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

Client/Packages/io.github.hatayama.uloopmcp/Editor/Models/ExecutionContext.cs

@@ -0,0 +1,23 @@
+using System.Collections.Generic;
+using System.Reflection;
+using System.Threading;
+
+namespace io.github.hatayama.uLoopMCP
+{
+    /// <summary>
+    /// Execution Context
+    ///
+    /// Related Class: CommandRunner
+    /// </summary>
+    public class ExecutionContext
+    {
+        /// <summary>Compiled Assembly</summary>
+        public Assembly CompiledAssembly { get; set; }
+
+        /// <summary>Parameters</summary>
+        public Dictionary<string, object> Parameters { get; set; } = new();
+
+        /// <summary>Cancellation Token</summary>
+        public CancellationToken CancellationToken { get; set; }
+    }
+}