version: "3" # Docker Compose file version services: app: image: axllent/mailpit:v1.13.3 # Docker image for the 'app' service container_name: mailpit # Name of the container restart: unless-stopped # Restart policy for the container (unless stopped) volumes: - mailpit_data:/data # Mount a named volume called 'mailpit_data' to /data in the container environment: - TZ=UTC # Setting the container's time zone to UTC ports: - "8025:8025" # Expose port 8025 on the host and map it to port 8025 in the container - "1025:1025" # Expose port 1025 on the host and map it to port 1025 in the container volumes: mailpit_data: # Define the named volume 'mailpit_data'