FROM debian:stable-slim COPY wstunnel.conf /etc/nginx/conf.d/ COPY entrypoint.sh /usr/local/bin/entrypoint.sh RUN chmod +x /usr/local/bin/entrypoint.sh \ && apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y wget nginx \ && wget -O /usr/local/bin/wstunnel \ https://github.com/erebe/wstunnel/releases/download/v5.0/wstunnel-linux-x64 \ && chmod +x /usr/local/bin/wstunnel \ && rm -vf /etc/nginx/sites-available/default /etc/nginx/sites-enabled/default ENV WS_PATH_PREFIX=${WS_PATH_PREFIX:-} ENV SERVER_HOST=${SERVER_HOST:-localhost} ENV SERVER_PORT=${SERVER_PORT:-8080} ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]