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

Client/Packages/io.github.hatayama.uloopmcp/Editor/Security/DynamicCodeSecurityManager.cs

@@ -0,0 +1,36 @@
+using System.Collections.Generic;
+
+namespace io.github.hatayama.uLoopMCP
+{
+    /// <summary>
+    /// Security management utility for ExecuteDynamicCodeTool
+    /// Related Classes: DynamicCodeSecurityLevel, AssemblyReferencePolicy, RoslynCompiler
+    /// </summary>
+    public static class DynamicCodeSecurityManager
+    {
+        /// <summary>
+        /// Check if code execution is possible at the specified security level
+        /// </summary>
+        public static bool CanExecute(DynamicCodeSecurityLevel level)
+        {
+            switch (level)
+            {
+                case DynamicCodeSecurityLevel.Restricted:
+                case DynamicCodeSecurityLevel.FullAccess:
+                    // Level 1, 2: Execution permitted
+                    return true;
+
+                default:
+                    return false;
+            }
+        }
+
+        /// <summary>
+        /// Retrieve list of allowed assemblies based on the security level
+        /// </summary>
+        public static IReadOnlyList<string> GetAllowedAssemblies(DynamicCodeSecurityLevel level)
+        {
+            return AssemblyReferencePolicy.GetAssemblies(level);
+        }
+    }
+}