improve result structure and handling

csharp-fp3/Infrastructure/InMemoryAccountRepository.cs

@@ -1,6 +1,7 @@
 using CsharpFp3.Domain;
 using CsharpFp3.Library;
 using static CsharpFp3.Library.Logging;
+using static CsharpFp3.Library.ResultModule;
 
 namespace CsharpFp3.Infrastructure;
 
@@ -17,13 +18,10 @@ public static class InMemoryAccountRepository
 
         Result<Account, AccountError> GetById(Guid id) =>
             store.TryGetValue(id, out var account)
-                ? LogReturn(
-                    $"[Repo] Loaded account {id}",
-                    Result<Account, AccountError>.Ok(account)
-                )
+                ? LogReturn($"[Repo] Loaded account {id}", Ok(account))
                 : LogReturn(
                     $"[Repo] Account {id} not found",
-                    Result<Account, AccountError>.Fail(new AccountError.AccountNotFound(id))
+                    Fail(new AccountError.AccountNotFound(id))
                 );
 
         Result<Account, AccountError> Save(Account account)
@@ -33,7 +31,7 @@ public static class InMemoryAccountRepository
             // no failure modes here
             return LogReturn(
                 $"[Repo] Saved account {account.Id} with balance {account.Balance.Amount:0.00}",
-                Result<Account, AccountError>.Ok(account)
+                Ok(account)
             );
         }