Fix allocated amount when no bot

src/Managing.Application/Abstractions/IBotService.cs

@@ -25,7 +25,7 @@ public interface IBotService
     Task<IEnumerable<TradingBotConfig>> GetBotConfigsByIdsAsync(IEnumerable<Guid> botIds);
     Task<bool> UpdateBotStatisticsAsync(Guid identifier);
     Task<bool> SaveBotStatisticsAsync(Bot bot);
-    
+
     /// <summary>
     /// Computes the remaining available USDC allocation for the provided account,
     /// subtracting the sum of BotTradingBalance from other bots using the same account.
@@ -35,7 +35,7 @@ public interface IBotService
     /// <param name="excludeIdentifier">Bot identifier to exclude from allocation sum.</param>
     /// <returns>Available USDC amount that can be allocated.</returns>
     Task<decimal> GetAvailableAllocationUsdAsync(Account account, Guid excludeIdentifier = default);
-    
+
     /// <summary>
     /// Gets paginated bots with filtering and sorting
     /// </summary>