Create and build image from Dockerfile. Run docker container.

Hello. In this session you will learn how to create your own docker image.
Tasks.
1.Create file with python script that prints “hello-world”
2.Create Dockerfile:
2a) Use the image python:3.8-slim-buster.
2b) Set the working directory within the container /app.
2c) Copy the current directory content into container at /app.
2d) Specify the command to run when the container starts.