I developed an application that uses the Advanced Template and i installed it on three different servers, each for a different customer. At this point, each customer has its front-end and its back-end.
So i have:
3 frontend on 3 different domains and three different servers.
3 backend on 3 different domains and a unique server.
3 db completely separate, a shared db (for i18n and accessories), and a Redis service, all hosted on a fifth server.
Now i would like to create a unique back-end on a single domain for all three front-end.
I also would settle for a login in the backend that allows you to choose the installation to handle. Although … The ideal would be to keep certain administrative accounts (currently cloned in all three installations).
It may be useful… the user is saved in the database with a Nested Set structure.
This is what i would like to somehow get:
In my current project, the only difference to the attached diagram, is that i have three different domains and three different back-en