FRESHMusicPlayer/Distribution/app-dmg-spec.json

{
    "title": "FRESHMusicPlayer",
    "background": "app-dmg-background.png",
    "icon-size": 48,
    "window": {
        "size": {
            "width": 599,
            "height": 420
        }
    },
    "contents": [
        {
            "x": 125,
            "y": 225,
            "type": "file",
            "path": "FRESHMusicPlayer.app"
        },
        {
            "x": 470,
            "y": 225,
            "type": "link",
            "path": "/Applications"
        }
    ]
}