For Cloudflare DDNS to function you must edit your ENV in portainer after installation. https://github.com/hotio/cloudflareddns
Moviematch is awesome, it is like tinder for you and your mates to finally decide on a movie. After Installing edit your ENV through portainer. See the github for additional ENV you can use to suit your needs better. https://github.com/LukeChannings/moviematch