Dockerfile is a text file that contains a list of commands that are used to build a docker image automatically. Basically, a docker file acts as a set of instructions needed to build a docker image. We have earlier discussed how to create a docker container & also learned some important commands for managing the containers. In this tutorial, we will learn about how to create a dockerfile, along with all its parameters/commands with the dockerfile example.
Link to Article:
https://linuxtechlab.com/learn-create-dockerfile-example/