nodebb-app-alt/config.json.template

{
    "url": "##APP_ORIGIN",
    "secret": "##SECRET",

    "database": "mongo",
    "mongo": {
        "host": "##MONGODB_HOST",
        "port": "##MONGODB_PORT",
        "username": "##MONGODB_USERNAME",
        "password": "##MONGODB_PASSWORD",
        "database": "##MONGODB_DATABASE"
    }
}