services: mercure: image: dunglas/mercure restart: "no" environment: SERVER_NAME: ':80' MERCURE_PUBLISHER_JWT_KEY: '${MERCURE_JWT_SECRET:-!ChangeThisMercureHubJWTSecretKey!}' MERCURE_SUBSCRIBER_JWT_KEY: '${MERCURE_JWT_SECRET:-!ChangeThisMercureHubJWTSecretKey!}' MERCURE_EXTRA_DIRECTIVES: | cors_origins "*" anonymous 1 networks: - ddev_default networks: ddev_default: external: true name: ddev_default