Add paginated user retrieval functionality in AdminController and related services. Implemented UsersFilter for filtering user queries and added LastConnectionDate property to User model. Updated database schema and frontend API to support new user management features.

src/Managing.Application/Users/UserService.cs

@@ -2,11 +2,12 @@
 using Managing.Application.Abstractions.Grains;
 using Managing.Application.Abstractions.Repositories;
 using Managing.Application.Abstractions.Services;
-using Managing.Common;
+using Managing.Application.Abstractions.Shared;
 using Managing.Domain.Accounts;
 using Managing.Domain.Users;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Logging;
+using static Managing.Common.Enums;
 
 namespace Managing.Application.Users;
 
@@ -113,6 +114,10 @@ public class UserService : IUserService
                 await _userRepository.SaveOrUpdateUserAsync(user);
             }
 
+            // Update last connection date
+            user.LastConnectionDate = DateTimeOffset.UtcNow;
+            await _userRepository.SaveOrUpdateUserAsync(user);
+
             return user;
         }
         else
@@ -132,8 +137,8 @@ public class UserService : IUserService
             {
                 Name = $"{name}-embedded",
                 Key = recoveredAddress,
-                Exchange = Enums.TradingExchanges.Evm,
-                Type = Enums.AccountType.Privy
+                Exchange = TradingExchanges.Evm,
+                Type = AccountType.Privy
             });
 
             user.Accounts = new List<Account>()
@@ -158,6 +163,10 @@ public class UserService : IUserService
                     // Don't throw here to avoid breaking the user creation process
                 }
             }
+
+            // Update last connection date for new user
+            user.LastConnectionDate = DateTimeOffset.UtcNow;
+            await _userRepository.SaveOrUpdateUserAsync(user);
         }
 
         return user;
@@ -313,4 +322,9 @@ public class UserService : IUserService
 
         return user;
     }
+
+    public async Task<(IEnumerable<User> Users, int TotalCount)> GetUsersPaginatedAsync(int page, int pageSize, UserSortableColumn sortBy, string sortOrder, UsersFilter filter)
+    {
+        return await _userRepository.GetUsersPaginatedAsync(page, pageSize, sortBy, sortOrder, filter);
+    }
 }