init: add project

Assets/_Project/Develop/Editor/EntryPointSceneAutoLoader.cs

@@ -0,0 +1,18 @@
+using UnityEditor;
+using UnityEditor.SceneManagement;
+
+namespace _Project.Develop.Editor
+{
+    [InitializeOnLoad]
+    public static class EntryPointSceneAutoLoader
+    {
+        static EntryPointSceneAutoLoader()
+        {
+            if (EditorBuildSettings.scenes.Length == 0)
+                return;
+
+            EditorSceneManager.playModeStartScene = AssetDatabase
+                .LoadAssetAtPath<SceneAsset>(EditorBuildSettings.scenes[0].path);
+        }
+    }
+}