EventAttachmentCabinetDto

{
    "id": "att-123",
    "type": "photo",
    "storage_url": "https://storage.example.com/file.jpg",
    "preview_url": "https://api.telegram.org/file/bot***/photos/file_123.jpg",
    "external_url": "https://vk.com/video710221542_456239029?access_key=abc",
    "file_name": "image.jpg",
    "file_size": 1024000,
    "mime_type": "image/jpeg",
    "width": 1920,
    "height": 1080,
    "duration_seconds": 120,
    "thumbnail_url": "https://storage.example.com/thumb.jpg",
    "flags": {
        "isAnimated": false,
        "hasAudio": true,
        "hasVideo": true,
        "isRound": false
    },
    "created_at": "2019-08-24T14:15:22.123Z",
    "upload_status": "pending",
    "upload_stage": "platform_fetch",
    "upload_error": "Failed to upload file to storage",
    "recognition_status": "pending",
    "recognition": {
        "text": "Привет, это голосовое сообщение",
        "language": "ru",
        "model": "whisper-1",
        "detected_objects": [
            "person",
            "car",
            "building"
        ],
        "recognized_at": "2025-01-29T12:00:00.000Z"
    },
    "generation": {
        "source_text": "Сделай баннер с синим фоном и белым текстом",
        "revised_prompt": "Minimal blue banner with white title text",
        "params": {
            "size": "square",
            "quality": "high"
        }
    },
    "delivery_status": "pending",
    "delivery_stage": "platform_upload",
    "delivery_error": "VK upload failed",
    "platform_type": "vk",
    "platform_file_id": "AgACAgIAAxkBAAI...",
    "uploaded_at": "2019-08-24T14:15:22.123Z"
}