Rename fail2ban-dev-config jail.d/bangui-sim.conf and filter.d/bangui-sim.conf to manual-Jail.conf. Update section header, filter reference, and comments in both files. Update JAIL constant and header comment in check_ban_status.sh. Update comments in simulate_failed_logins.sh. Replace all bangui-sim occurrences in fail2ban-dev-config/README.md.