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Solution: Factory for Dynamically Composed Middleware Chains

Understand how to implement a middleware factory that dynamically composes a chain of middleware components based on runtime configuration. This lesson guides you through creating a pipeline that executes middleware in the configured order while maintaining modularity and flexibility in Node.js applications.

Solution explanation

  • Lines 1–26: We define three middleware classes: LoggerMiddleware, AuthMiddleware, and RateLimitMiddleware.

    • Each exposes an async .handle(req, next) method, modifying the request and then invoking ...