FROM debian:bookworm-slim

RUN set -eux && \
    apt-get update && \
    export DEBIAN_FRONTEND=noninteractive && \
    apt-get upgrade -y && \
    apt-get install -y --no-install-recommends \
        arping \
        ca-certificates \
        curl \
        dnsutils \
        iproute2 \
        iptables \
        iputils-ping \
        jq \
        less \
        locales \
        mtr-tiny \
        net-tools \
        netcat-openbsd \
        openssh-client \
        openssl \
        postgresql-client \
        procps \
        psmisc \
        screen \
        tcpdump \
        telnet \
        traceroute \
        vim \
    && \
    rm -rf /var/lib/apt/lists/* && \
    echo 'en_US.UTF-8 UTF-8' >> /etc/locale.gen && \
    /usr/sbin/locale-gen && \
    /usr/sbin/update-locale 'LANG=en_US.UTF-8'

ADD start.sh /
WORKDIR /root
CMD /start.sh