add simple runtime; fix the issue of crashing when creating file and folder; some tweaks

Editor/assets/scenes/FPSDemo.scene

@@ -1,11 +1,50 @@
 Scene: Scene Name
 Environment:
-  AssetHandle: 10549690553241162923
-  Light:
-    Direction: [-0.314, -0.941, -0.209]
-    Radiance: [0, 0, 0]
-    Multiplier: 1
+  AssetHandle: 6095149963749185931
 Entities:
+  - Entity: 6421668200759325475
+    Parent: 0
+    Children:
+      []
+    TagComponent:
+      Tag: M1911Materials
+    TransformComponent:
+      Position: [0, 3.159583, 0]
+      Rotation: [0, 0, 0]
+      Scale: [1, 1, 1]
+    MeshComponent:
+      AssetID: 7219694555758922702
+      AssetPath: assets/models/m1911/M1911Materials.fbx
+  - Entity: 16992665426857995732
+    Parent: 0
+    Children:
+      []
+    TagComponent:
+      Tag: Cube
+    TransformComponent:
+      Position: [0, 0, 0]
+      Rotation: [0, 0, 0]
+      Scale: [50, 1, 50]
+    MeshComponent:
+      AssetID: 18328012085543462741
+      AssetPath: assets/meshes/Default/Cube.fbx
+  - Entity: 18182275256052989728
+    Parent: 0
+    Children:
+      []
+    TagComponent:
+      Tag: Sky Light
+    TransformComponent:
+      Position: [0, 0, 0]
+      Rotation: [0, 0, 0]
+      Scale: [1, 1, 1]
+    SkyLightComponent:
+      EnvironmentMap: 6095149963749185931
+      EnvironmentAssetPath: ""
+      Intensity: 1
+      Angle: 0
+      DynamicSky: true
+      TurbidityAzimuthInclination: [2, 0.15, 0.71]
   - Entity: 17803125207910630398
     Parent: 0
     Children:
@@ -20,30 +59,6 @@ Entities:
       Radiance: [1, 1, 1]
       CastShadows: true
       SoftShadows: true
-      LightSize: 0.5
-  - Entity: 4315886439647742331
-    Parent: 0
-    Children:
-      []
-    TagComponent:
-      Tag: Cube
-    TransformComponent:
-      Position: [0, 2.048974, 0]
-      Rotation: [0, 0, 0]
-      Scale: [1, 1, 1]
-    MeshComponent:
-      AssetID: 3580169978473467053
-  - Entity: 16992665426857995732
-    Parent: 0
-    Children:
-      []
-    TagComponent:
-      Tag: Cube
-    TransformComponent:
-      Position: [0, 0, 0]
-      Rotation: [0, 0, 0]
-      Scale: [50, 1, 50]
-    MeshComponent:
-      AssetID: 3580169978473467053
+      LightSize: 0.9
 PhysicsLayers:
   []