Revert "框架更新"

This reverts commit a2cb248512.

Fantasy/Fantays.Console/Runtime/Core/Scene/SceneRuntimeMode.cs

@@ -0,0 +1,21 @@
+namespace Fantasy
+{
+    /// <summary>
+    /// Scene的运行类型
+    /// </summary>
+    public class SceneRuntimeMode
+    {
+        /// <summary>
+        /// Scene在主线程中运行.
+        /// </summary>
+        public const string MainThread = "MainThread";
+        /// <summary>
+        /// Scene在一个独立的线程中运行.
+        /// </summary>
+        public const string MultiThread = "MultiThread";
+        /// <summary>
+        /// Scene在一个根据当前CPU核心数创建的线程池中运行.
+        /// </summary>
+        public const string ThreadPool = "ThreadPool";
+    }
+}