--- version: "3.8" services: app: environment: - BTCPAY_PRIVATE_KEY=/var/run/secrets/btcpay_private_key - BTCPAY_CLIENT - BTCPAY_URL secrets: - btcpay_private_key secrets: btcpay_private_key: external: true name: ${STACK_NAME}_btcpay_private_key_${SECRET_BTCPAY_PRIVATE_KEY_VERSION}