coloring-page Create a printable black-and-white outline coloring page from a photo. This skill is designed to be used conversationally: - You upload an image - You say: “create a coloring page” - The assistant runs this skill and sends back the generated PNG Under the hood, this uses the Nano Banana Pro (Gemini 3 Pro Image) image model. Requirements - set (recommended in ) - available (used by the underlying nano-banana-pro skill) How the assistant should use this When a user message includes: - an attached image (jpg/png/webp) - and the user asks for a “coloring page” Run: - Then send the o…