As you mention "side menu", you're likely referring to the
Product Menu. ControlMenu is the one on top. Here's
a reference.
To hide it, simply don't provide the permissions.
As you state that you want to hide it with admin permissions: You'd
need to come up with an alternative solution to reach the admin
controls - if that's worth it to you, you're looking at a lot of work.
Follow best practices and just don't log in with admin permissions if
you don't need them.
