public class GetConfigValue : BaseRobinAction
{
    private readonly IConfigurationService _configurationService;

    public GetConfigValue(IActionLogger logger, IConfigurationService configurationService) : base(logger)
    {
        _configurationService = configurationService;
    }

    public override IDictionary<string, object> Execute(IDictionary<string, object> parameters)
    {
        var key = (string)parameters["key"];
        var pattern = (string)parameters["pattern"];

        var valueByKey = _configurationService.GetConfigValue(key);
        var allKeys = _configurationService.GetKeys(pattern);

        return new Dictionary<string, object>
        {
            { "value", valueByKey },
            { "keys", allKeys.Cast<object>().ToList() }
        };
    }
}