Configuration may not be the most glamorous part of software development, but mastering “config” is a superpower. It separates brittle, hard‑to‑maintain systems from robust, adaptable ones. By choosing the right format, externalising secrets, validating schemas, and leveraging modern tools, you can drastically reduce operational headaches and security risks.
Tips on using libraries to manage config in Python, Node.js, or Go Best practices for handling secrets in CI/CD pipelines config