You don’t need advanced experience for this tutorial. I’ll walk you step by step through building a secure backend with authentication and protected routes — explaining not just how everything works, but why it works. By the end, you’ll have a production-ready backend structure that you can plug into any project: • E-commerce platforms • Social media apps • SaaS applications • Any full-stack project Understanding the “why” behind authentication, route protection, and backend structure will help

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