It will allow to recover the cassandra monitoring service
which lost the endpoints from time to time (it's the same for the
production)

Related to swh/infra/sysadm-environment#4809

As the charts are becoming more and more complex and critical in the infra,
it could be useful to have some protection against any regressions when
an update is done.

Related to swh/infra/sysadm-environment#4699

Infra repositories and docker images are now under /swh/infra; Private
repositories are under /infra-private.

Ref. swh/infra/sysadm-environment#4714

Related to infra/sysadm-environment#4699

To avoid to lose the cassandra monitoring

infra/sysadm-environment#4699

It will automatically fix the cassandra endpoints regularly removed
for an unexplained reason

Related to infra/sysadm-environment#4699

Related to infra/sysadm-environment#4677

Related to infra/sysadm-environment#4677

- Add the chart for to deploy the ingress-nginx controller
- Expose the configuration entries needed for our different clusters
- Activate the deployment on the clusters

Related to infra/sysadm-environment#4677

First version of the helm chart with the default configured for
all the clusters.
It only installs the application in charge of applying the secrets,
the raw kubernetes descriptors, and a initial version of metallb

Related to infra/sysadm-environment#4677