Update dockerfile

Dockerfile

@@ -1,62 +1,22 @@
-# Build:
-# docker build -t meanjs/mean .
-#
-# Run:
-# docker run -it meanjs/mean
-#
-# Compose:
-# docker-compose up -d
+# Create image based on the official Node 6 image from the dockerhub
+FROM node:8.11.3
 
-FROM ubuntu:latest
-MAINTAINER MEAN.JS
+# Create a directory where our app will be placed
+RUN mkdir -p /usr/src/app
 
-# 80 = HTTP, 443 = HTTPS, 3000 = MEAN.JS server, 35729 = livereload, 8080 = node-inspector
-EXPOSE 80 443 3000 35729 8080
+# Change directory so that our commands run inside this new directory
+WORKDIR /usr/src/app
 
-# Set development environment as default
-ENV NODE_ENV development
 
-# Install Utilities
-RUN apt-get update -q  \
- && apt-get install -yqq \
- curl \
- git \
- ssh \
- gcc \
- make \
- build-essential \
- libkrb5-dev \
- sudo \
- apt-utils \
- && apt-get clean \
- && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+# Get all the code needed to run the app
+COPY . .
 
-# Install nodejs
-RUN curl -sL https://deb.nodesource.com/setup_6.x | sudo -E bash -
-RUN sudo apt-get install -yq nodejs \
- && apt-get clean \
- && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+# Install dependecies
+RUN npm install
 
-# Install MEAN.JS Prerequisites
-RUN npm install --quiet -g gulp bower yo mocha karma-cli pm2 && npm cache clean
+# Expose the port the app runs in
+EXPOSE 8443
+EXPOSE 8080
 
-RUN mkdir -p /opt/mean.js/public/lib
-WORKDIR /opt/mean.js
-
-# Copies the local package.json file to the container
-# and utilities docker container cache to not needing to rebuild
-# and install node_modules/ everytime we build the docker, but only
-# when the local package.json file changes.
-# Install npm packages
-COPY package.json /opt/mean.js/package.json
-RUN npm install --quiet && npm cache clean
-
-# Install bower packages
-COPY bower.json /opt/mean.js/bower.json
-COPY .bowerrc /opt/mean.js/.bowerrc
-RUN bower install --quiet --allow-root --config.interactive=false
-
-COPY . /opt/mean.js
-
-# Run MEAN.JS server
-CMD npm install && npm start
+# Serve the app
+CMD ["npm", "start"]

config/env/production.js

@@ -12,7 +12,7 @@ module.exports = {
   port: process.env.PORT || 8080,
   securePort: process.env.SPORT || 8443,
   // Binding to 127.0.0.1 is safer in production.
-  host: process.env.HOST || '127.0.0.1',
+  host: process.env.HOST || '0.0.0.0',
   db: {
     uri: process.env.MONGOHQ_URL || process.env.MONGODB_URI || 'mongodb://' + (process.env.DB_1_PORT_27017_TCP_ADDR || 'localhost') + '/mean',
     options: {