FROM alpine:3.21

RUN apk add shadow bash
RUN apk add abuild sudo less ffmpeg-dev

ENV HOME /src/alpine
WORKDIR $HOME/kasmvncserver

ARG KASMVNC_ALPINE_PRIVATE_KEY
ARG KASMVNC_ALPINE_PUBLIC_KEY

ENV SCRIPTS_DIR=/tmp/scripts
COPY builder/scripts $SCRIPTS_DIR
RUN $SCRIPTS_DIR/install_alpine_signing_keys

ARG OUTPUT_OWNER_UID
RUN $SCRIPTS_DIR/add-docker-user "$OUTPUT_OWNER_UID"