--- version: "3" services: instance: build: context: . container_name: autossl-synology hostname: autossl-synology env_file: env/instance.env volumes: - /usr/syno/etc/certificate/system/default/cert.pem:/usr/syno/etc/ssl/cert.pem - /usr/syno/etc/certificate/system/default/fullchain.pem:/usr/syno/etc/ssl/fullchain.pem - /usr/syno/etc/certificate/system/default/privkey.pem:/usr/syno/etc/ssl/privkey.pem - /usr/syno/etc/certificate/system/default/syno-ca-cert.pem:/usr/syno/etc/ssl/syno-ca-cert.pem ...