(client) feat:实现摄像机跟踪与移动，实现任意位置生成实体，实现更安全的资源加载方式（指定unity内部加载资源） (#42)

Co-authored-by: zzdxxz <2079238449@qq.com>
Co-committed-by: zzdxxz <2079238449@qq.com>

Client/Assets/Scripts/UI/EscUI.cs

@@ -1,10 +1,12 @@
+using UnityEngine;
+
 namespace UI
 {
     public class EscUI:UIBase
     {
         public void ContinueButton()
         {
-            Base.UIInputControl.Instance.CloseWindow(this);
+            Base.UIInputControl.Instance.Hide(this);
         }
 
         public void ExitButton()