This will take a few mins to build
Navigate to the directory of the Dockerfile and build with:
docker buildx build -t kali-pwner .
create an alias for quick launch:
alias kalid='docker run -it --rm -v "`pwd`:/chal" kali-pwner /bin/bash'
run with:
executing the above alias kalid in this case, in the directory of the challange you are trying to solve as the working dir files will be visible to the container