fix: 优化设备共享用户页面头像展示逻辑与UI细节

1. 简化头像加载判断逻辑，移除无头像时的调试日志和隐藏头像遮罩的冗余代码
2. 更新个人页面背景颜色为深灰色
3. 完善设备信息页面的头像项UI布局和资源替换，修复遮罩显示问题

Assets/Res/ui/deviceinfopage/设备用户管理.prefab

@@ -1114,6 +1114,7 @@ RectTransform:
   m_ConstrainProportionsScale: 0
   m_Children:
   - {fileID: 7495942152176777622}
+  - {fileID: 8779463444013761852}
   m_Father: {fileID: 569951927328174952}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0, y: 0.5}
@@ -1149,7 +1150,7 @@ MonoBehaviour:
   m_OnCullStateChanged:
     m_PersistentCalls:
       m_Calls: []
-  m_Sprite: {fileID: 21300000, guid: 61a999e89cf12744eabe81892fe28323, type: 3}
+  m_Sprite: {fileID: 21300000, guid: 9a825476c97d8e54faa98312fdb09c0d, type: 3}
   m_Type: 0
   m_PreserveAspect: 0
   m_FillCenter: 1
@@ -1171,7 +1172,7 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 31a19414c41e5ae4aae2af33fee712f6, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  m_ShowMaskGraphic: 1
+  m_ShowMaskGraphic: 0
 --- !u!1 &7766080973714993289
 GameObject:
   m_ObjectHideFlags: 0
@@ -1204,10 +1205,10 @@ RectTransform:
   m_Children: []
   m_Father: {fileID: 8442496279164481652}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
-  m_AnchorMin: {x: 0.5, y: 0.5}
-  m_AnchorMax: {x: 0.5, y: 0.5}
+  m_AnchorMin: {x: 0, y: 0}
+  m_AnchorMax: {x: 1, y: 1}
   m_AnchoredPosition: {x: 0, y: 0}
-  m_SizeDelta: {x: 100, y: 100}
+  m_SizeDelta: {x: 0, y: 0}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!222 &5443839381177704723
 CanvasRenderer:
@@ -1237,7 +1238,82 @@ MonoBehaviour:
   m_OnCullStateChanged:
     m_PersistentCalls:
       m_Calls: []
-  m_Sprite: {fileID: 0}
+  m_Sprite: {fileID: 21300000, guid: 0d079f740e6e9bf47a72b22445bc71cb, type: 3}
+  m_Type: 0
+  m_PreserveAspect: 0
+  m_FillCenter: 1
+  m_FillMethod: 4
+  m_FillAmount: 1
+  m_FillClockwise: 1
+  m_FillOrigin: 0
+  m_UseSpriteMesh: 0
+  m_PixelsPerUnitMultiplier: 1
+--- !u!1 &7811884068231423397
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 8779463444013761852}
+  - component: {fileID: 4404693549611109886}
+  - component: {fileID: 1100500817460275544}
+  m_Layer: 5
+  m_Name: Image
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!224 &8779463444013761852
+RectTransform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 7811884068231423397}
+  m_LocalRotation: {x: -0, y: -0, z: -0, w: 1}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_ConstrainProportionsScale: 0
+  m_Children: []
+  m_Father: {fileID: 8442496279164481652}
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+  m_AnchorMin: {x: 0, y: 0}
+  m_AnchorMax: {x: 1, y: 1}
+  m_AnchoredPosition: {x: 0, y: 0}
+  m_SizeDelta: {x: 4, y: 4}
+  m_Pivot: {x: 0.5, y: 0.5}
+--- !u!222 &4404693549611109886
+CanvasRenderer:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 7811884068231423397}
+  m_CullTransparentMesh: 1
+--- !u!114 &1100500817460275544
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 7811884068231423397}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: fe87c0e1cc204ed48ad3b37840f39efc, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  m_Material: {fileID: 0}
+  m_Color: {r: 0.121568635, g: 0.1254902, b: 0.12941177, a: 1}
+  m_RaycastTarget: 1
+  m_RaycastPadding: {x: 0, y: 0, z: 0, w: 0}
+  m_Maskable: 1
+  m_OnCullStateChanged:
+    m_PersistentCalls:
+      m_Calls: []
+  m_Sprite: {fileID: 21300000, guid: 0e697e74c1568e34d902300a05cbeb88, type: 3}
   m_Type: 0
   m_PreserveAspect: 0
   m_FillCenter: 1

Assets/Res/ui/selfpage/selfpage.prefab

@@ -2945,7 +2945,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.09019608, g: 0.09019608, b: 0.09019608, a: 1}
   m_RaycastTarget: 1
   m_RaycastPadding: {x: 0, y: 0, z: 0, w: 0}
   m_Maskable: 1

Assets/Scripts/UI/Pages/DeviceInfoPage/DeviceSharedUserPage.cs

@@ -77,15 +77,8 @@ namespace Kill.UI.Pages
                     item.transform.Find("昵称").GetComponent<Text>().text = user.user_name;
                     item.transform.Find("分享时间").GetComponent<Text>().text = shareTimeString + user.share_time.ToString("yyyy-MM-dd HH:mm");
                     Image image = item.transform.Find("头像遮罩").Find("头像").GetComponent<Image>();
-                    if (string.IsNullOrEmpty(user.avatar))
+                    if (!string.IsNullOrEmpty(user.avatar))
                     {
-                        Debug.Log("用户 " + user.user_name + " 没有头像，使用默认头像");
-                        image.gameObject.SetActive(false);
-                        image.GetComponentInParent<Mask>().showMaskGraphic = true;
-                    }
-                    else
-                    {
-                        Debug.Log("用户 " + user.user_name + " 有头像，加载头像");
                         image.gameObject.SetActive(true);
                         image.GetComponentInParent<Mask>().showMaskGraphic = false;
                         NetworkCtrl.Instance.LoadImageToUIImageAsync(user.avatar, image);