* Add script to install ftp server
* Grep only the first ip address to avoid capturing the docker ip address
* Consistently use --assume-yes and --no-install-recommends with apt-get
* Capture corner case where both rascsi and piscsi groups exist
* Add CI/CD dependency of easyinstall.sh
* Update the run choices
- Fixed ignore patterns in .dockerignore
- Added healthchecks to backend and web containers
- Reduced Docker image sizes
- Removed RaSCSI references in various areas (e.g. rascsi -> backend)
- Added compilation-only step to easyinstall.sh
- Moved apt package lists to variables
- Revert to triggering GitHub Actions runs on push
- Updated web/frontend_checks workflow to run black and flake8 against all Python sources
- Capture log files from backend/web containers
- Fix None to float conversion bug when user agent is absent or unrecognised
