ARG DOCKER_BASE_IMAGE=wolfssl/wolfssl-builder FROM $DOCKER_BASE_IMAGE USER root ARG DEPS_TESTING="gcc-arm-linux-gnueabi gcc-aarch64-linux-gnu" RUN DEBIAN_FRONTEND=noninteractive apt update \ && apt install -y ${DEPS_TESTING} \ && apt clean -y && rm -rf /var/lib/apt/lists/* USER docker