version: '3.7'

services:
  heartbeat:
    image: ${HEARTBEAT_IMAGE}
    command:
      - -e
      - --strict.perms=false
    environment:
      HEARTBEAT_INTERNAL_PASSWORD: ${HEARTBEAT_INTERNAL_PASSWORD:-}
      BEATS_SYSTEM_PASSWORD: ${BEATS_SYSTEM_PASSWORD:-}
    networks:
      - elk
    depends_on:
      - elasticsearch