DL3048 style: Invalid label key.

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

DL3003 warning: Use WORKDIR to switch to a directory

SC2046 warning: Quote this to prevent word splitting.

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`

SC2046 warning: Quote this to prevent word splitting.

DL3003 warning: Use WORKDIR to switch to a directory

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

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