Added the standalone computing resource service with Podman, Docker and Singularity support. Improved demo slurm cluster naming.

Added support for setting container runtimes on a per-task basis in the computing options. Minor improvements in the UX.

Fixed issues in adding custom containers with the new tag os and arch names. Minor other fixes and improvements.

Enabled the "save as" button in the admin for the Container objects to allow easily duplicate them. Fixed a bug in the populate. Minor fix.

Refactored the container image attributes (tag, os, arch) and made os and arch not mandatory. Improved navigation and added arch checks when submitting tasks.

Fixed bug in starting tasks on the internal computing resource on port 22. Removed old internal computing resource volumes.

Moved from Text to Page models, in order to allow building a mini-website inside the platform to provide help and informations.