Effective frontend testing ensures that critical user workflows function reliably and provide a consistent user experience. The guide explains best practices for creating and maintaining end-to-end browser tests that simulate real user interactions, such as logging in, adding items to a cart, or completing transactions. It recommends focusing test coverage on high-value workflows rather than attempting to test every feature. Tests should be modular, easy to maintain, and designed with meaningful assertions that verify expected behavior. The guide also highlights strategies for reducing test flakiness, organizing test suites, and integrating testing into CI/CD pipelines for early issue detection. By combining monitoring and testing within a single platform, teams can detect regressions earl

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