Dockerfile

#
# PHP dependencies stage
#
FROM composer as composer

WORKDIR /app

COPY composer.json composer.lock ./

# Install PHP dependencies
RUN composer install --no-interaction --no-scripts

#
# Javascript dependencies stage
#
FROM node:12 as javascript

WORKDIR /app

COPY package*.json ./

# Install Javascript dependencies
RUN npm install

#
# App stage
#
FROM php:7.3-fpm-alpine

# Install dependencies
RUN apk --update add --virtual build-dependencies build-base openssl-dev autoconf \
    && docker-php-ext-install \
    opcache \
    pdo \
    pdo_mysql \
    mysqli \
    json \
    sockets \
    && apk add --no-cache supervisor \
    && apk del build-dependencies build-base openssl-dev autoconf \
    && rm -rf /var/cache/apk/*

# Set the working directory
WORKDIR /var/www/html

# Compy supervisor configuration file to the container
COPY docker/config/supervisor/supervisord.conf /etc/supervisord.conf

# Copy vendor folder from previous stage
COPY --from=composer /app/vendor /var/www/html/vendor

# Copy node_modules folder from previous stage
COPY --from=javascript /app/node_modules /var/www/html/node_modules

# Expose web server and websocket server ports
EXPOSE 8888 8080

# Start supervisor daemon
CMD ["/usr/bin/supervisord", "-c", "/etc/supervisord.conf"]