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Docker Basics for QA
6.1Why Docker Matters for QATest environments are increasingly containerized. Docker provides isolated, reproducible environments that work the same on your laptop, in…6.2Core Concepts6.3Running Containers6.4Common QA Containers6.5Docker Compose for Test EnvironmentsDocker Compose lets you define multi-container environments in a YAML file. This is the standard way to manage test environments that…6.6Docker Troubleshooting for QA6.7Docker in CI/CDMost CI platforms support Docker natively. GitHub Actions uses the services keyword to run Docker containers alongside your tests:6.8Hands-On Exercise1. Run a PostgreSQL container and connect to it with psql (via docker exec) 2. Create a docker-compose.test.yml with an app, database, and…