Working on users view, added infrastructure lib

UserService.Infrastructure/DataModels/UserMember.cs

@@ -0,0 +1,12 @@
+namespace UserService.Infrastructure.DataModels
+{
+    public class UserMember
+    {
+        public int MemberId { get; set; }
+        public Member? Member { get; set; }
+
+        public int UserId { get; set; }
+
+        public User? User { get; set; }
+    }
+}