OpenID Connect support (#3975)

Co-authored-by: DieselTech <30128380+DieselTech@users.noreply.github.com>
Co-authored-by: majora2007 <josephmajora@gmail.com>

API/DTOs/Stats/V3/LibraryStatV3.cs

@@ -22,6 +22,10 @@ public sealed record LibraryStatV3
     /// </summary>
     public bool CreateReadingListsFromMetadata { get; set; }
     /// <summary>
+    /// If the library has metadata turned on
+    /// </summary>
+    public bool EnabledMetadata { get; set; }
+    /// <summary>
     /// Type of the Library
     /// </summary>
     public LibraryType LibraryType { get; set; }

API/DTOs/Stats/V3/ServerInfoV3Dto.cs

@@ -131,6 +131,10 @@ public sealed record ServerInfoV3Dto
     /// Is this server using Kavita+
     /// </summary>
     public bool ActiveKavitaPlusSubscription { get; set; }
+    /// <summary>
+    ///  Is OIDC enabled
+    /// </summary>
+    public bool OidcEnabled { get; set; }
     #endregion
 
     #region Users

API/DTOs/Stats/V3/UserStatV3.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using API.Data.Misc;
+using API.Entities.Enums;
 using API.Entities.Enums.Device;
 
 namespace API.DTOs.Stats.V3;
@@ -76,6 +77,10 @@ public sealed record UserStatV3
     /// Roles for this user
     /// </summary>
     public ICollection<string> Roles { get; set; }
+    /// <summary>
+    /// Who manages the user (OIDC, Kavita)
+    /// </summary>
+    public IdentityProvider IdentityProvider { get; set; }
 
 
 }