Gemini Nano Banana 3.0

json Gemini Nano Banana 3.0 Prompt: { "image_generation_request": { "meta_protocols": { "reference_adherence": { "instruction": "Use the provided photo as a strict face reference.", "tolerance": "Zero deviation", "parameters": "Preserve facial proportions, skin texture, expression, and identity with 100% accuracy.", "stylization_constraint": "Do not stylize or alter facial features." }, "format_style": "Editorial winter poster–style multi-panel collage", "aesthetic_quality": "Spontaneous iPhone photography (candid, cozy, realistic)", "global_textures": "Soft snowfall, subtle analog grain, slight handheld imperfections" }, "consistent_elements": { "subject_wardrobe": { "coat": "Short faux-fur coat", "legwear": "Black tights", "footwear": "Classic UGG boots", "style_notes": "Simple, cozy, unmistakably winter" }, "primary_device": { "model": "iPhone 17 Pro Max", "color": "Sil