The unification is needed to simplify testing on new instances.
There are still a lot of things that need to be synced in the database
level so the workflows can be executed.

The two new endpoints are in status 'work in progress', there are things
that need to be clarified before implemented.

One test also in 'work in progress' where more investigation will be
done. It only works on one of the environment and could not be
reproduced on the others.