TODO

 - make status
 + make check
    + check yaml syntax
    + .env is present
 - [befair] user can use command 'e) export' even if menu for it not showed becouse
                of error in active distro. need to fix
 - [befair] implement export docker-compose.override.yaml from *.override.yaml files
 - [befair] handle .env files in

 + [befair] add command from command line. like: menuconfig export
    - test export all distros
        - use dejagnu
 - [befair] view/edit services
 - [befair] warning "project cannot be exported becouse of warnings'

 - [befair] Makefile in standalone distro add services-available/*.mk
 - make export, make export-tgz
 + `make export` from distro directory and exports

 + services-avalable/*.mk
 - allow run several distros in same host
   - fix tcp ports intersection
 - build custom docker images from images/
 + make config
 + make new-distro
 - add to HACKING.md example how to make new serivce using whoami service
 + implement consistency of distro checking (see check_consistency() in bin/menuconfig)
 - track service dependence from other services
 + add possibility remove (backup?) distros

 + [menuconfig] add/remove service to current distro from services-available/
    + symbolic link default yaml
    - copy of example env/config/secrets files

 - create new service from skeleton typical compose service ..
    + create new distro by copying existent
    + create new distro from scratch
      - use some skeleton project or it(?)

 - switch between default service and distro specific and/or customized service
    - backup/remove service customizations 

 - make log upper menu. remove clear. before drawing menu store cursor,
     after user command entered, clear part of terminal with menu.