Refs. swh/infra/sysadm-environment#4825

The schedule-first-visits parameters was not exact

Refs. swh/infra/sysadm-environment#4813

Make clear that the “API reference” page is an index of our modules.
Add a pointer to the “interface” part of the landing page for people
wanting to learn how to interact with Software Heritage.

Closes #4740

To ease finding that page in the documentation. This transforms the chapter from the
onboarding mirror page to a link to that page.

So they can be reused more easily from the documentation.

Refs. swh/infra/sysadm-environment#4759

Some renaming were missing.

Refs. swh/infra/sysadm-environment#4794

As reference namespace is global, we need to make an extra effort to name
reference uniquely.

Without this step, services are not scheduled.

swh/infra/sysadm-environment#4794

This now also mentions the jenkins job to use to build docker image.

swh/infra/sysadm-environment#4794

Notably, this:
- fixes how to enable the ilo remote access
- agnostifies a bit some samples
- adds hint on how to exist the serial console
- mentions the need to store the root password in the credentials store

Refs. swh/infra/sysadm-environment#4808

Related to #4732

Even if our `tox.ini` is compatible with tox 3, the command line
format changed with tox 4. For consistency in layout, usage and
documentation, it seems best to update requirements to version 4.

See: https://tox.wiki/en/latest/upgrading.html#updating-usage-with-e

Now that we use PyData Sphinx Theme, we can get rid of the link
customization meant for the RTD theme. This leftover template
was breaking the build with PyData Sphinx Theme 0.13.0.

The README mentions that building everything via tox uses pifpaf
to run the required postgresql database. It feels like a good idea
to also add pifpaf to the command lines required for the manual builds.

Now we have switched to GitLab, code review is done via merge requests.
Update the process to the new terminology and provided tools.

Let’s also move the `patch-submission` ref from the obsolete Phabricator
page to the one about GitLab.

Related to #4732

As we have switched from Phabricator to GitLab, we now point at GitLab
documentation on how to automatically link and close issues from
commit messages.

Improvements on the section about commit messages are thrown in for good
measure.

Related to #4732

It was a bit outdated regarding the network range.

Refs. swh/infra/sysadm-environment#4772

Jérémy Bobbio (Lunar) authored 2 years ago and Jérémy Bobbio (Lunar) committed 2 years ago

See: https://tox.wiki/en/latest/upgrading.html#updating-usage-with-e

Related to swh/meta#4960

When building the full swh documentation, add a sphinx transform step
to include a swh package apidoc in the toc of its documentation index
page.

Fix #4736

It is no longer included in the doc toc.

Remove the reference to phabricator

Only a couple of. There are plenty others to go around, some of which are getting worked
on in parallel.

Refs. swh/devel/swh-docs#4732