Next.js Server Components: The Future of Full-Stack Web Development

Introduction: Start with the traditional React and Next.js Pages Router model (everything runs on the client by default). Introduce Server Components (RSC) as a paradigm shift. What are Server Components? Explain that these components run exclusively on the server, have zero bundle size impact on the client, and can directly access server-side resources (like databases or environment variables) without needing API routes. Key Benefits: Focus on three main advantages: 1. Performance: Faster initial load and less JavaScript shipped. 2. Data Fetching: Direct, secure database access without an extra API layer. 3. Security: Environment variables and API keys stay securely on the server. Client vs. Server Components: Explain the boundary: When to use "use client" (for interactivity, hooks, event listeners) vs. the default Server Component (for static content, data fetching, logic). Conclusion: Position Server Components as a path toward simpler, faster, and more efficient full-stack development, minimizing client-side overhead.