Containerization

Learning Objectives

• Write a Dockerfile to containerize a web application.
• Manage image layers to minimize build times and sizes.
• Orchestrate multi-container environments using Docker Compose.

Core Topics

Practical Exercise

Write a Dockerfile for a Node.js or Python backend, and create a docker-compose.yml file that launches both the backend container and a PostgreSQL database container connected via a Docker network.

Recommended Learning Resources