Initial commit: AIGame Unity client with URP, HybridCLR, YooAsset and tooling.

Co-authored-by: Cursor <cursoragent@cursor.com>

AIClient/Packages/com.unity.pipeline/Runtime/Common/ICommandDiscovery.cs

@@ -0,0 +1,20 @@
+using System.Collections.Generic;
+using System.Reflection;
+
+namespace Unity.Pipeline.Commands
+{
+    /// <summary>
+    /// Interface for command discovery mechanism.
+    /// Allows Runtime assembly to discover commands without directly using Editor APIs.
+    /// </summary>
+    interface ICommandDiscovery
+    {
+        /// <summary>
+        /// Find all methods marked with CliCommand attribute.
+        /// Implementation uses TypeCache in Editor or reflection fallback in Runtime.
+        /// </summary>
+        /// <typeparam name="T">The attribute type to search for.</typeparam>
+        /// <returns>The matching methods.</returns>
+        IEnumerable<MethodInfo> GetMethodsWithAttribute<T>() where T : System.Attribute;
+    }
+}