search and ai stabilization work, localization stablized.

src/__Libraries/StellaOps.Configuration/AuthorityDelegationOptions.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using static StellaOps.Localization.T;
 
 namespace StellaOps.Configuration;
 
@@ -44,7 +45,7 @@ public sealed class AuthorityDelegationOptions
 
             if (!seenAccounts.Add(account.AccountId))
             {
-                throw new InvalidOperationException($"Delegation configuration contains duplicate service account id '{account.AccountId}'.");
+                throw new InvalidOperationException(_t("config.delegation.duplicate_account", account.AccountId));
             }
         }
     }