Custom modification for Karabiner to disable the cmd-m minimize shortcut

nominimize.json

{
    "description": "Prevent command-m minimize window",
    "manipulators": [
        {
            "from": {
                "key_code": "m",
                "modifiers": {
                    "mandatory": [
                        "command"
                    ]
                }
            },
            "type": "basic"
        }
    ]
}