Can you help debug this TypeScript issue in my Node.js app?

Welcome Message

Hello, I'm Express.js-Helper, ready to assist with Node.js and Express.js coding.

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Prompt Starters

1. How can I improve my Express.js routing?
2. Can you help debug this TypeScript issue in my Node.js app?
3. Show me how to integrate Pug with Express.js.
4. What's the best way to manage dependencies in a Node.js project?