{
    "aio_services_v1": [
        {
            "container_name": "nextcloud-aio-calcardbackup",
            "display_name": "Calendar and contacts backup",
            "documentation": "https://github.com/nextcloud/all-in-one/tree/main/community-containers/calcardbackup",
            "image": "waja/calcardbackup",
            "image_tag": "latest",
            "restart": "unless-stopped",
            "environment": [
                "CRON_TIME=0 0 * * *",
                "INIT_BACKUP=yes",
                "BACKUP_DIR=/backup",
                "NC_DIR=/nextcloud",
                "NC_HOST=%NC_DOMAIN%",
                "DB_HOST=nextcloud-aio-database",
                "DB_PORT=5432",
                "CALCARD_OPTS=-ltm 5"
            ],
            "volumes": [
                {
                    "source": "nextcloud_aio_calcardbackup",
                    "destination": "/backup",
                    "writeable": true
                },
                {
                    "source": "nextcloud_aio_nextcloud",
                    "destination": "/nextcloud",
                    "writeable": false
                }
            ],
            "backup_volumes": [
                "nextcloud_aio_calcardbackup"
            ]
        }
    ]
}