完善第三方签署

SimpleAdmin.Application/Services/Onboarding/ElectronicSign/Dto/OnboardingElectronicSignOutput.cs

@@ -85,6 +85,18 @@ public class OnboardingElectronicSignDetailOutput
     public List<OnboardingElectronicSignHistoryOutput> HistoryProcesses { get; set; } = new();
 }
 
+/// <summary>
+/// 契约锁员工已签文件只读预览结果。
+/// </summary>
+public class OnboardingElectronicSignPreviewOutput
+{
+    /// <summary>本地电子签文档 Id。</summary>
+    public long SignDocumentId { get; set; }
+
+    /// <summary>契约锁生成的只读浏览页面地址。</summary>
+    public string PreviewUrl { get; set; }
+}
+
 
 /// <summary>
 /// 已被新流程替代的历史电子签流程摘要。
@@ -149,4 +161,7 @@ public class OnboardingElectronicSignDocumentOutput
 
     /// <summary>签署完成后的 PDF 文件 Id。</summary>
     public long? SignedPdfFileId { get; set; }
+
+    /// <summary>当前管理员流程中是否已生成过员工签后预览。</summary>
+    public bool EmployeeSignedPreviewed { get; set; }
 }