Prompt JSON complexe pour un verrou d'identité hyperréaliste

```json
{
  "type": "image_edit_prompt",
  "engine": "Gemini Nano Banana Pro",
  "reference_images": [
    "uploaded_face_photo",
    "uploaded_full_body_photo"
  ],
  "edit_priority": "photographic realism over stylization",
  "identity_lock": {
    "face": {
      "match_reference_priority": "absolute",
      "instruction": "use the uploaded face photo as the ONLY facial truth source",
      "preserve_features": [
        "exact eye shape",
        "exact nose width and tip",
        "exact lip shape",
        "beard density and unevenness",
        "natural skin pores",
        "minor asymmetry",
        "glasses shape and position"
      ],
      "forbidden": [
        "face beautification",
        "face reshaping",
        "skin smoothing",
        "jawline enhancement",
        "symmetry correction"
      ]
    },
    "body": {
      "preserve": true,
      "instruction": "keep natural body proportions exactly as uploaded",
      "no_slimming": true,
      "no_broadening": true
    }
  },
  "subject": {
    "gender": "male",
    "pose": {
      "orientation": "side profile",
      "facing": "right",
      "head": "slightly bowed",
      "posture": "natural relaxed human posture"
    },
    "expression": "neutral and real, not model-like"
  },
  "skin_and_texture": {
    "skin_type": "real human skin",
    "details": [
      "visible pores",
      "natural oil shine",
      "minor blemishes",
      "uneven skin tone",
      "real beard texture"
    ],
    "explicit_instruction": "DO NOT smooth skin, DO NOT polish face, DO NOT beautify"
  },
  "clothing": {
    "outfit": "modern casual realistic",
    "top_layer": "black denim jacket with real fabric grain",
    "inner_layer": "dark cotton t-shirt",
    "bottom": "neutral slim-fit trousers",
    "fabric_behavior": "wrinkles, folds, weight visible"
  },
  "lighting": {
    "type": "real photographic lighting",
    "style": "soft diffused key light",
    "rim_light": "very subtle warm edge light",
    "instruction": "avoid hard glow, avoid halo, avoid fantasy lighting"
  },
  "effects": {
    "smoke": {
      "density": "moderate",
      "realism": "photographed smoke, not CGI",
      "interaction": "partially occluding body naturally"
    },
    "particles": {
      "intensity": "very low",
      "instruction": "secondary element only, must not affect face realism"
    },
    "aura": {
      "intensity": "minimal",
      "instruction": "background separation only, not stylized energy"
    }
  },
  "background": {
    "remove_original_room": true,
    "environment": "neutral cinematic backdrop",
    "look": "real photographed environment, not fantasy"
  },
  "composition": {
    "aspect_ratio": "3:4",
    "focus": "face sharpness highest priority",
    "depth_of_field": "natural camera DOF",
    "lens_simulation": "50mm portrait lens"
  },
  "signature": {
    "text": "mukesh mehraniya",
    "placement": "bottom right",
    "opacity": 0.3
  }
}
```