Goals

• Learn to manage containers and customize images

Topics

• Pulling and running containers
• Managing images and containers
• Detached mode, ports, volumes
• Dockerfile introduction

Lab

• Run nginx and httpd on different ports
• Access them via browser or curl
• Stop/remove them cleanly

Goals

• Create your own Docker images for apps

Topics

• Dockerfile syntax
• Build context
• COPY, RUN, CMD, ENTRYPOINT, EXPOSE, ENV, WORKDIR
• Image tagging and versioning

Lab

• Create a Dockerfile for: A Node.js/Flask app, A static HTML site
• Build and run the image locally

Goals

• Make containers stateful and enable communication

Topics

• Volumes vs Bind mounts
• Anonymous vs named volumes
• Creating custom networks
• Logging & debugging

Lab

• Attach volume to mysql container
• Run nginx and node containers in the same network
• View logs and troubleshoot

Goals

• Define and manage multi-container applications.

Topics

• docker-compose.yml structure
• Services, volumes, networks
• Building images with Compose
• Scaling services

Lab

Create a Compose setup with:

• Node.js + MongoDB
• WordPress + MySQL
• Nginx reverse proxy

Goal

• Optimize and secure Docker for real-world use

Topics

• Dockerfile best practices
• Image size optimization
• Docker Swarm basics (or intro to Kubernetes)
• Health checks and restart policies
• Security scanning

Lab

• Deploy a 3-node Docker Swarm cluster
• Run a replicated web service
• Add healthcheck to Dockerfile