## About the changes
This is a rough initial version as a PoC for a permission matrix.
This is only available after enabling the flag `userAccessUIEnabled`
that is set to true by default in local development.
The access was added to the users' admin page but could be embedded in
different contexts (e.g. when assigning a role to a user):

This is how the matrix looks like

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Co-authored-by: Nuno Góis <github@nunogois.com>