/interface/bridge/add name=dockers
/ip/address/add address=10.127.66.254/24 interface=dockers
/interface/veth/add name=veth53 address=10.127.66.53/24 gateway=10.127.66.254
/interface/bridge/port add bridge=dockers interface=veth53
/container/config/set registry-url=https://registry-1.docker.io tmpdir=usb1-part1/pull
/container/envs/add name=unbound_cleanbrowsing_cache key=TZ value="Asia/Jerusalem"
/container/add dns=10.127.66.254 remote-image=elicro/cleanborwsing-cache:latest interface=veth53 root-dir=usb1-part1/rustdesk envlist=unbound_cleanbrowsing_cache start-on-boot=yes
This works pretty nice as my parent DNS server.