<prompt> Translate the following text to SwahiliThis is the traditional approach that most largescale owners both public and private used to design and construct their facilities until the relatively recent growth of interest in outsourcing of design and construction services.  <response>: Hii ni mbinu ya jadi ambayo wamiliki wengi wa kiwango kikubwa wote umma na binafsi kutumika kubuni na kujenga vifaa vyao hadi hivi karibuni ukuaji wa maslahi katika outsourcing ya kubuni na ujenzi huduma. 