version: "3"networks:    proxy-network:        external: trueservices:  wallabag:    image: wallabag/wallabag:latest    container_name: wallabag    restart: unless-stopped    ports:      - 8080:80    environment:      - TZ=Europe/Berlin      - SYMFONY__ENV__SERVER_NAME="read.example.com"      - SYMFONY__ENV__DOMAIN_NAME=https://read.example.com      - SYMFONY__ENV__MAILER_HOST=mail.example.com      - SYMFONY__ENV__FROM_EMAIL="[email protected]"      - SYMFONY__ENV__MAILER_USER=""      - SYMFONY__ENV__MAILER_PASSWORD=""      - SYMFONY__ENV__FOSUSER_REGISTRATION=false      - SYMFONY__ENV__FOSUSER_CONFIRMATION=false      - SYMFONY__ENV__TWOFACTOR_AUTH=false      - PUID=1000      - PGID=1000    volumes:      - /opt/data/wallabag/data:/var/www/wallabag/data      - /opt/data/wallabag/images:/var/www/wallabag/web/assets/images    networks:      - proxy-network