Create Seedance2/即梦-ready commerce IP videos for short-form selling, including persona positioning, 15-second hard/soft ad scripts, first-frame planning, reference-image upload order, image-to-video prompts, camera/lighting constraints, and iteration guidance. Use when the user mentions Seedance2, 即梦, 首帧图, 中间帧, 尾帧, 参考图, 带货视频, 女装带货, 水果带货, 快手/抖音/小红书种草, AI主播IP, or asks to turn product/model images into commerce video prompts.