UpdateChannelDto

{
    "name": "My Channel",
    "type": "vk",
    "external_id": "@mychannel",
    "avatar_url": "string",
    "is_active": true,
    "is_paused": false,
    "allowed_domains": [
        "example.com",
        "*.example.com",
        "www.example.com"
    ],
    "theme": {
        "position": "bottom-right",
        "welcome_message": {
            "ru": "Здравствуйте! Чем могу помочь?",
            "en": "Hello! How can I help you?"
        },
        "button": {
            "position": "bottom-right",
            "light": {
                "background": "#3B82F6",
                "icon": "#ffffff"
            },
            "dark": {
                "background": "#3B82F6",
                "icon": "#ffffff"
            }
        },
        "toggle_button": {
            "light": {
                "background": "#3B82F6",
                "icon": "#ffffff"
            },
            "dark": {
                "background": "#3B82F6",
                "icon": "#ffffff"
            }
        },
        "width": 400,
        "height": 600,
        "theme_mode": "light",
        "border_radius": 12
    }
}