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The docker-compose.yml file is where you define your application's services, networks, and volumes. Here's an example:

database: image: postgres environment: - POSTGRES_USER=user - POSTGRES_PASSWORD=password - POSTGRES_DB=database a developer's essential guide to docker compose pdf download

Meet John, a developer who was new to Docker Compose. John had been working on a web application that consisted of a frontend, backend, and database. He wanted to use Docker to containerize his application, but he was struggling to manage the different containers. The docker-compose