1. app.js A simple nodejs app

2. Dockerfile This is the file needed to create a docker image

3. notes.md Contains resources I used to learn docker

Docker must be installed on your macne/environment

Follow the following commands:
Step 1: Build docker image

docker build -t docker-practice .

Step 2: Verify creation of docker image by listing all images on your system

docker image ls

Step 3: Run app

docker run ghcp2 .

List all active containers

docker ps

List all containers, including those that have stopped or exited

docker ps -a

Method 1: Remove the image using it's repo name: docker rm :

docker rm ghcp2:latest 

Method 2: Remove the image by using it's image_id docker image rm <image_id>