The walls were roughly thrown together wood from shipping crates and other dock tools. There were guards patrolling it that were wearing various merchant symbols. This was normal for the hard bar village since it was mostly owned and run by merchant groups so that they could send their goods farther away. The northern city across the desert was only accessible through the desert and most people would not risk such a dangerous journey.
There were many homes that had been dismantled to keep up the wall but more interestingly there were many places where damage from water or force had been repaired. It was clear that there had been multiple instances of the kraken spawn attempting to get on shore to eat the residents of the port town.