What are the key takeaways from “MERN Stack Разработка / #3 - Обработка URL и создание API” on Гоша Дударь?

What is this episode about?

To prevent code clutter, developers should modularize Express.js applications by separating route logic into dedicated files using the express.Router class. Implementing URL prefixes helps organize API endpoints, allowing for cleaner project architecture and easier maintenance as the backend grows in complexity.