PM2 Ecosystem File for Automatically Restarting the MM2 when config file changed

mm.json

{
    "apps":[
        {
            "name":"mm",
            "script":"./mm.sh",
            "cwd":"/home/pi",
            "watch":[
                "/home/pi/MagicMirror/config/config.js"
            ],
            "watch_options":{
                "followSymlinks":true
            }
        }
    ]
}