FROM alpine:3.20 ARG TARGETARCH # Install required packages RUN apk add --no-cache \ bash \ curl \ wget \ git \ openssh-client \ ca-certificates \ tar \ gzip \ nodejs \ docker-cli \ docker-cli-buildx \ docker-cli-compose \ && docker --version \ && docker buildx version \ && docker compose version # Download and install kubectl matching the target architecture RUN KUBE_VER=$(curl -L -s https://dl.k8s.io/release/stable.txt) && \ curl -LO "https://dl.k8s.io/release/${KUBE_VER}/bin/linux/${TARGETARCH}/kubectl" && \ install -m 0755 kubectl /usr/local/bin/kubectl && \ rm kubectl CMD ["/bin/bash"]