Added new API for getting Member (aka Users but for use in FE). User is just used for login/registering.

API/DTOs/MemberDto.cs

@@ -0,0 +1,16 @@
+using System;
+
+namespace API.DTOs
+{
+    /// <summary>
+    /// Represents a member of a Kavita server. 
+    /// </summary>
+    public class MemberDto
+    {
+        public int Id { get; set; }
+        public string Username { get; set; }
+        public DateTime Created { get; set; }
+        public DateTime LastActive { get; set; }
+        public bool IsAdmin { get; set; }
+    }
+}

API/DTOs/RegisterDto.cs

@@ -1,6 +1,4 @@
 using System.ComponentModel.DataAnnotations;
-using System.Text.Json.Serialization;
-using API.Converters;
 
 namespace API.DTOs
 {
@@ -11,7 +9,6 @@ namespace API.DTOs
         [Required]
         [StringLength(8, MinimumLength = 4)]
         public string Password { get; set; }
-        [JsonConverter(typeof(JsonBoolNumberConverter))]
         public bool IsAdmin { get; set; }
     }
 }