Single Instance cezerin3-proxy dockerfile and docker-entrypoint.sh

FROM node:12
LABEL maintainer "Luke Busstra <luke.busstra@gmail.com>"
ENV NGINX_CODENAME stretch
# install requirements and NGINX
RUN echo "deb http://nginx.org/packages/debian/ ${NGINX_CODENAME} nginx" >> /etc/apt/sources.list \
    && apt-get update && apt-get install --no-install-recommends --no-install-suggests -y --force-yes \
        gettext-base\
        bash \
        zip \
        unzip \
        wget \
        curl \
        nano \
        ca-certificates \
        nginx \
        nginx-module-image-filter
# Nginx config
COPY nginx/nginx.conf /etc/nginx/
COPY nginx/default.conf.template /etc/nginx/conf.d/
# script to run Nginx and PM2
COPY docker-entrypoint.sh /usr/local/bin/
RUN chmod +x "/usr/local/bin/docker-entrypoint.sh"
EXPOSE 80
# start env build and Nginx
ENTRYPOINT ["/usr/local/bin/docker-entrypoint.sh"]

#!/bin/sh
set -e
envsubst '${DOMAIN} ${STORE_HOST} ${ADMIN_HOST} ${API_HOST} ${ASSET_HOST}' < /etc/nginx/conf.d/default.conf.template > /etc/nginx/conf.d/default.conf
nginx -g "daemon off;"