Refina valores de variables, corrige persistencia

PGADMIN_LISTEN_PORT=5050

PGADMIN_DEFAULT_EMAIL=postgres

PGADMIN_DEFAULT_PASSWORD=password

PGADMIN_CONFIG_MAIL_SERVER=mail.redmic.es

PGADMIN_CONFIG_MAIL_SERVER='smtp'

PGADMIN_CONFIG_MAIL_PORT=25

PGADMIN_CONFIG_MAIL_USE_SSL=true

PGADMIN_CONFIG_MAIL_USE_TLS=true

PGADMIN_CONFIG_MAIL_USERNAME=postgres

PGADMIN_CONFIG_MAIL_PASSWORD=password

PGADMIN_CONFIG_SECURITY_EMAIL_SENDER=noreply@redmic.es

PGADMIN_CONFIG_MAIL_USE_SSL=False

PGADMIN_CONFIG_MAIL_USE_TLS=True

PGADMIN_CONFIG_MAIL_USERNAME=''

PGADMIN_CONFIG_MAIL_PASSWORD=''

PGADMIN_CONFIG_SECURITY_EMAIL_SENDER='info@redmic.es'

PGADMIN_VOL_NAME=pgadmin-vol

      postgres-net:

      traefik-net:

    volumes:

      - pgadmin-vol:/data

      - pgadmin-vol:/var/lib/pgadmin

    deploy:

      mode: replicated

      replicas: ${REPLICAS:-1}