Fix private mode error when GP-02 is not installed

- Occurred when returning from DressCode editor, and private mode is enabled,
but GP-02 is not installed.

Author: Perdition-117

src/DressCode.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<Version>1.4.0</Version>
+		<Version>1.4.1</Version>
 		<Authors>Perdition</Authors>
 		<PackageProjectUrl>https://github.com/Perdition-117/COM3D2.DressCode</PackageProjectUrl>
 		<RepositoryUrl>https://github.com/Perdition-117/COM3D2.DressCode.git</RepositoryUrl>

src/DressCodeControl.cs

@@ -78,8 +78,10 @@ public void Init(DressCodeManager manager, CanvasComponent panel) {
 				var dailyManager = manager.GetManager<DailyMgr>();
 				dailyManager.m_goPanel.SetActive(true);
 
-				var privateMaid = PrivateModeMgr.Instance.PrivateMaid;
-				if (privateMaid != null && !privateMaid.IsCrcBody) {
+				var isPrivateMode = dailyManager.m_api.m_isPrivate;
+
+				if (isPrivateMode) {
+					var privateMaid = PrivateModeMgr.Instance.PrivateMaid;
 					privateMaid.Visible = true;
 
 					// update private maid costume if necessary
@@ -92,7 +94,7 @@ public void Init(DressCodeManager manager, CanvasComponent panel) {
 						}
 					}
 				}
-				manager.ResetBackground();
+				manager.ResetBackground(isPrivateMode);
 				GameMain.Instance.MainCamera.FadeIn();
 			});
 		};

src/DressCodeManager.cs

@@ -42,7 +42,7 @@ internal void SetBackground() {
 		GameMain.Instance.BgMgr.ChangeBg("Theater");
 	}
 
-	internal void ResetBackground() {
+	internal void ResetBackground(bool isPrivateMode) {
 		if (GameMain.Instance.VRMode) {
 			GameMain.Instance.MainCamera.SetTargetPos(new(0f, 1.327261f, -0.1473188f));
 			GameMain.Instance.MainCamera.SetDistance(3.6f);
@@ -53,7 +53,7 @@ internal void ResetBackground() {
 			GameMain.Instance.MainCamera.SetAroundAngle(new(245.5691f, 6.273283f));
 		}
 		//GameMain.Instance.MainCamera.SetTargetOffset(Vector3.zero, false);
-		if (PrivateModeMgr.Instance.PrivateMaid != null) {
+		if (isPrivateMode) {
 			PrivateModeMgr.Instance.SelectBG.Apply(GameMain.Instance.CharacterMgr.status.isDaytime);
 			GameMain.Instance.ScriptMgr.is_motion_blend = false;
 			PrivateModeMgr.Instance.SelectLocation.LoadScript();