installdocker.json

{
    "run": [
        {
            "method": "shell.run",
            "params": {
                "message": {
                    "default": "docker --version",
                    "windows": "docker --version",
                    "mac": "docker --version",
                    "linux": "docker --version"
                },
                "path": "./"
            }
        },
        {
            "method": "shell.run",
            "params": {
                "message": {
                    "default": "sudo apt-get update && sudo apt-get install docker-ce docker-ce-cli containerd.io",
                    "linux": "sudo apt-get update && sudo apt-get install docker-ce docker-ce-cli containerd.io"
                },
                "path": "./"
            }
        },
        {
            "method": "notify",
            "params": {
                "html": "Docker isn't installed. Please <a href='https://www.docker.com/products/docker-desktop'>download and install Docker Desktop</a> to proceed.",
                "href": "https://www.docker.com/products/docker-desktop"
            }
        }
    ]
}