Redux is one of those libraries that makes perfect sense when you read the docs — but feels completely different when you're the one writing the slice, dispatching actions, and watching components react to state changes. Theory gets you started; building gets you fluent. Ready to code? Try the challenge: Shopping cart with Redux Let's be honest: for most React applications, Redux is overengineering. With Context and useReducer , you can build a global state solution that's just as capable — less boilerplate, fewer dependencies. But the job market has its own rules. Many teams still use Redux, many codebases were built with it, and many job descriptions list it as a requirement. Knowing Redux isn't about ideology — it's about being ready for the code you'll actually encounter. This challenge puts you in the driver's seat of a real Redux workflow: you'll build a fully functional shopping cart powered by Redux Toolkit, from the slice logic all the way up to a multi-component React UI.…