Product launch key visual, stone and light — GPT Image 2.6 images prompt Looping GIF: two robots dancing — GPT Image 2.6 motion prompt Exploded-view camera anatomy — GPT Image 2.6 posters prompt Embossed paper logo mockup — GPT Image 2.6 vector prompt Street-style sneaker brand poster — GPT Image 2.6 posters prompt Looping GIF: deer in falling leaves — GPT Image 2.6 motion prompt