Add test for euler
WOrk on test for HT (But failing -> need to check math in literature again)
Change gitlab CI/CD hopefully doc will compile

print whoami and hostname

Add SSH pretest to check Private/Public key setting

Add SSH pretest to check Private/Public key setting

This reverts commit 74549176.

This reverts commit 1e94cd74.

This reverts commit a250d1f7.

This reverts commit 52906f38.

This reverts commit b0f4b519.

This reverts commit 1e94cd74.

This reverts commit a250d1f7.

Corrrect typos

I can not manage to make a correct use of artifact/cach
I want to reuse files from one to the next...

Add coverage