"Design a book cover for a book titled 'مدیریت توسعه کسب و کار' with the author's name 'ChatGPT-4'. The cover should be for an A5 size book. It should be professional, modern, and visually appealing, reflecting the themes of business growth, strategy, and innovation. The cover should only include the title 'مدیریت توسعه کسب و کار' and the author's name 'ChatGPT-4'."