Generate a PowerPoint (PPTX) presentation using the SurgePix API, returning a download URL. Use when the user says "generate ppt", "生成PPT", "做一个演示文稿", "make slides", "create a presentation", or wants slides from a topic or outline. Language: always pass --language matching user (English→en, 中文→zh, 日
Generate a PowerPoint (PPTX) presentation using the SurgePix API, returning a download URL. Use when the user says "generate ppt", "生成PPT", "做一个演示文稿", "make slides", "create a presentation", or wants slides from a topic or outline. Language: always pass --language matching user (English→en, 中文→zh, 日本語→ja).