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