Docker Tutorial for Beginners 
Docker is a popular platform for containerizing and deploying applications. This tutorial is designed for beginners who are new to Docker and want to learn how to use it to build, package, and deploy their applications in a containerized environment.
We will start by learning the basics, including how to install and set up on your local machine, and how to work with images and containers. We will also learn about the Dockerfile, which is a script that contains instructions for building an image, and how to use the command line interface (CLI) to manage images and containers. We will also cover best practices for managing and organizing images and containers.
Next, we will delve into more advanced topics such as networking and volumes in Docker. We will learn how to connect containers together, and how to use volumes to persist data. Additionally, we will learn about Docker Compose, which is a tool for defining and running multi-container applications.
After gaining a solid understanding, we will put our knowledge to the test by building and deploying a simple web application. We will create a simple web application using a popular web framework such as Node.js or Python and package and deploy it. This will give us hands-on experience in using Docker to build, package, and deploy applications.
Finally, we will learn about scaling and managing applications using orchestration tools such as Docker Swarm and Kubernetes. We will learn how to create and manage a swarm of nodes and how to use Kubernetes to deploy our applications in a production environment.
By the end of this tutorial, you will have a solid understanding of Docker and the skills to build, package, and deploy your applications in a containerized environment. Whether you're a beginner or an experienced developer looking to expand your skills, this tutorial will provide you with the knowledge and tools you need to use Docker to build, package, and deploy your applications.