feat(rendering): add managed SRP renderer runtime

managed/XCEngine.ScriptCore/ScriptableRendererFeature.cs

@@ -0,0 +1,31 @@
+namespace XCEngine
+{
+    public abstract class ScriptableRendererFeature
+    {
+        protected ScriptableRendererFeature()
+        {
+        }
+
+        public bool isActive { get; set; } = true;
+
+        public virtual void Create()
+        {
+        }
+
+        public virtual void ConfigureCameraRenderRequest(
+            ScriptableRenderPipelineCameraRequestContext context)
+        {
+        }
+
+        public virtual void ConfigureCameraFramePlan(
+            ScriptableRenderPipelinePlanningContext context)
+        {
+        }
+
+        public virtual void AddRenderPasses(
+            ScriptableRenderer renderer,
+            RenderingData renderingData)
+        {
+        }
+    }
+}