{
  "boards": [
    {
      "file": "01_千人会议厅.png",
      "pixels": [
        1536,
        1024
      ],
      "views": [
        "正向透视",
        "反向透视",
        "剖切轴测",
        "生成式尺寸平面"
      ],
      "method": "built-in image_gen",
      "sha256": "90e163cb987d9b3e4d85833974cb511bf805196c23fe32ccb97c82c56474032f"
    },
    {
      "file": "02_200人会议室.png",
      "pixels": [
        1536,
        1024
      ],
      "views": [
        "正向透视",
        "反向透视",
        "剖切轴测",
        "生成式尺寸平面"
      ],
      "method": "built-in image_gen",
      "sha256": "5a97d05330d7392c91b080bd0d35878d81b74d90c15f349011cc9759423490d9"
    },
    {
      "file": "03_50人培训室.png",
      "pixels": [
        1536,
        1024
      ],
      "views": [
        "正向透视",
        "反向透视",
        "剖切轴测",
        "生成式尺寸平面"
      ],
      "method": "built-in image_gen",
      "sha256": "6f33fb3bc8f9edd56eda5019620e58b97403c791f0ee97fb51a7179dddc2ef2b"
    },
    {
      "file": "04_酒店标准大床房.png",
      "pixels": [
        1536,
        1024
      ],
      "views": [
        "正向透视",
        "反向透视",
        "剖切轴测",
        "生成式尺寸平面"
      ],
      "method": "built-in image_gen",
      "sha256": "e1b6e9b6562ed60e0ead106cfd2cef063b1c490ecffbdaeebda32bc1a4259280"
    },
    {
      "file": "05_酒店大堂.png",
      "pixels": [
        1536,
        1024
      ],
      "views": [
        "正向透视",
        "反向透视",
        "剖切轴测",
        "生成式尺寸平面"
      ],
      "method": "built-in image_gen",
      "sha256": "dc57c2935ebe16e75baabc603db43bb1a7c20a18a699211ec2782bdeea2c13a8"
    }
  ],
  "dimension_plans": [
    {
      "file": "01_千人会议厅_尺寸.svg",
      "envelope_mm": [
        66700,
        30300
      ],
      "design_clear_height_mm": 12500,
      "drawn_seats": 1000,
      "accuracy": "concept working dimensions, not surveyed net dimensions"
    },
    {
      "file": "02_200人会议室_尺寸.svg",
      "envelope_mm": [
        16950,
        27990
      ],
      "design_clear_height_mm": 5400,
      "drawn_seats": 200,
      "accuracy": "concept working dimensions, not surveyed net dimensions"
    },
    {
      "file": "03_50人培训室_尺寸.svg",
      "envelope_mm": [
        9040,
        11660
      ],
      "design_clear_height_mm": 4800,
      "drawn_seats": 50,
      "accuracy": "concept working dimensions, not surveyed net dimensions"
    },
    {
      "file": "04_酒店标准大床房_尺寸.svg",
      "envelope_mm": [
        10200,
        4300
      ],
      "design_clear_height_mm": 3000,
      "drawn_seats": 0,
      "accuracy": "concept working dimensions, not surveyed net dimensions"
    },
    {
      "file": "05_酒店大堂_尺寸.svg",
      "envelope_mm": [
        46330,
        16330
      ],
      "design_clear_height_mm": 4800,
      "drawn_seats": 0,
      "accuracy": "concept working dimensions, not surveyed net dimensions"
    }
  ],
  "seating_check": {
    "grand": 1000,
    "medium": 200,
    "small": 50
  },
  "image_resolution_note": "Built-in image tool returned 1536x1024 raster boards; no 4K upscaling claimed."
}