FROM ubuntu:20.04 RUN apk update && apk upgrade && \ apk add wget RUN wget https://dl.min.io/client/mc/release/linux-amd64/mc \ && chmod +x mc \ && ./mc --help # Copies your code file from your action repository to the filesystem path `/` of the container COPY entrypoint.sh /entrypoint.sh # Code file to execute when the docker container starts up (`entrypoint.sh`) ENTRYPOINT ["/entrypoint.sh"]