Deploy @thenewtricks hello-world-nodejs with Docker

sample_docker_deploy.sh

#!/bin/sh

# Verbose mode
set -o verbose

# Get the repo to working condition
cd ../docker-hello-world-nodejs
git checkout -f master
git pull

# Get the old container ID
export OLD_CONTAINER_ID=$(docker ps | grep 'thenewtricks/hello-world-nodejs' | awk '{print $1}')

# Build the up-to-date image
docker build -q -rm -t thenewtricks/hello-world-nodejs .

# Stop the old container
if [ -z "$OLD_CONTAINER_ID" ]; then
    echo "No old container found."
else
    echo "Stopping and removing old container with ID $OLD_CONTAINER_ID"
    docker stop $OLD_CONTAINER_ID
    docker rm $OLD_CONTAINER_ID
fi

# Create a container for the new image and run it
docker run -p 3717:3717 -d thenewtricks/hello-world-nodejs:latest