Scenario. Raider destroys 2 walls + tc. replace tc put the 2 walls back up on his way out.
Owner of base logs back in and finds he is building blocked and realize someone raided him. So he destroy his tc and puts up a new one thinking all is good. Then the raider comes back 2 days later and use remover tool and destroys the 2 walls and get easy access.
How do i prevent this ?