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0. setcookie('hash', '', time() + (60*60*24*365), '/'); It is a good practice to set the time in the past

1. You have implemented Models in the Entity. It's also a bad addiction (my opinion ActiveRecord is bad).

2. header('location: ***');
WTF? You developer - use Response.

3. Read about php-cs-fixer.

4. In base controller $this->data['session'] = Services::session(); but in many methods (or Entity) reinitializes the session. What for?

... There are many small comments.

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