I solved this by adding users
usermod -a -G aid_net_bt_admin,aid_net_bt,aid_inet,aid_net_raw,aid_net_admin root
usermod -a -G aid_net_bt_admin,aid_net_bt,aid_inet,aid_net_raw,aid_net_admin pihole
usermod -a -G aid_net_bt_admin,aid_net_bt,aid_inet,aid_net_raw,aid_net_admin www-data
Thanks to everyone who helped me.