Update Docker image to run on Node 14 (#249)

Update Dockerfile to get node 14 for local build and test

Dockerfile

@@ -1,14 +1,3 @@
-FROM  phusion/baseimage:18.04-1.0.0-amd64
-
-RUN DEBIAN_FRONTEND=noninteractive apt-get update && \
- DEBIAN_FRONTEND=noninteractive apt-get install -y npm && \
- /usr/bin/npm install npm@5.7.1 -g --production && \
- /usr/bin/npm cache rm && \
- rm -rf /var/lib/apt/lists/* /var/cache/debconf/*-old && \
- rm -rf /var/log/*.log /var/log/apt/*.log
-
-RUN touch /etc/service/cron/down
-RUN touch /etc/service/sshd/down
-
-# Use baseimage-docker's init system.
-CMD ["/sbin/my_init"]
+FROM node:14-alpine3.15
+  RUN apk update && apk add --no-cache bash
+  ENTRYPOINT ["bash"]

README.md

@@ -16,7 +16,7 @@ are in the native shell, the lines with ~ are in Docker.
 # Build and start the Docker container.
 >  docker-compose build
 >  docker-compose up -d
->  docker-compose exec ward-leaders /bin/bash
+>  docker-compose exec ward-leaders bash
 
 # Install dependencies in the Docker container
 ~ npm ci

docker-compose.yml

@@ -2,6 +2,7 @@ version: '3.7'
 services:
   ward-leaders:
     init: true
+    tty: true
     build:
       context: .
       dockerfile: Dockerfile