message: only remove ports that define an external port
diff: @@ -400,7 +400,7 @@ remove-ports-from-yaml:
  ifeq ($(ARCH), Darwin)
  $(error this command only works on Linux as Mac does not have a proper new version of awk)
  else
  - awk 's{if(/\s*-\s*"[^"]*"/) next; else s=0} /ports:/{s=1;next;}1' docker-compose.yaml > docker-compose-no-ports.yaml && mv docker-compose-no-ports.yaml docker-compose.yaml
  + awk 's{if(/\s*-\s*"[^"]*:[^"]*"/) next; else s=0} /ports:/{s=1;next;}1' docker-compose.yaml > docker-compose-no-ports.yaml && mv docker-compose-no-ports.yaml docker-compose.yaml
  endif
  up-no-ports: remove-ports-from-yaml up
  