DL3006 warning: Always tag the version of an image explicitly

DL3008 warning: Pin versions in apt get install. Instead of `apt-get install <package>` use `apt-get install <package>=<version>`

DL3015 info: Avoid additional packages by specifying `--no-install-recommends`

DL3009 info: Delete the apt-get lists after installing something

DL4006 warning: Set the SHELL option -o pipefail before RUN with a pipe in it. If you are using /bin/sh in an alpine image or if your shell is symlinked to busybox then consider explicitly setting your SHELL to /bin/ash, or disable this check

DL3008 warning: Pin versions in apt get install. Instead of `apt-get install <package>` use `apt-get install <package>=<version>`

DL3015 info: Avoid additional packages by specifying `--no-install-recommends`