WIP business logic server

business-logic/.dockerignore

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+node_modules
+.dockerignore
+.env
+.gitignore
+database
+dist
+docker-compose.override.yml
+docker-compose.yml
+Dockerfile
+README.md
+.vscode
+*.log
+.idea

business-logic/.gitignore

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+.env
+.env.production
+.env.staging
+dist
+node_modules
+.idea
+.vscode
+*.log

business-logic/Dockerfile

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+FROM node:8-alpine
+
+# Create app directory
+WORKDIR /usr/app
+
+# set app directoy ownership to user node of group node
+RUN chown -R node:node .
+
+# change user
+USER node
+
+# Install app dependencies
+# A wildcard is used to ensure both package.json AND package-lock.json are copied
+# where available (npm@5+)
+COPY package*.json ./
+
+RUN npm install --only=production
+
+# build time argument to add tools for development
+ARG NODE_ENV=production
+
+# root level operations start here
+USER root
+
+# global install needs root privileges. Only installed during development
+RUN if [ "$NODE_ENV" = "development" ] ; then npm install -g nodemon ; fi
+
+# COPY always copies files as root. change owner after copy
+COPY ./src ./src
+RUN chown -R node:node ./src/*
+
+USER node
+
+EXPOSE 4000
+CMD [ "node", "src/index.js" ]