First commit

Sample/Runtime/SampleGraphAsset.cs

@@ -0,0 +1,21 @@
+using UnityEngine;
+
+namespace Misaki.GraphView.Sample
+{
+    [CreateAssetMenu(fileName = "GraphAsset", menuName = "Scriptable Objects/GraphAsset")]
+    public class SampleGraphAsset : GraphObject
+    {
+        public override void Execute()
+        {
+            Nodes.ClearAllExecuteFlag();
+            
+            foreach (var node in Nodes)
+            {
+                if (node is OutputNode outputNode)
+                {
+                    outputNode.Execute();
+                }
+            }
+        }
+    }
+}