Explain Code

Provide a clear, thorough explanation of the specified code.

Input

The user will provide one of:

• A file path: /explain src/auth/jwt.ts
• A file path with line range: /explain src/auth/jwt.ts:45-80
• A function/class name: /explain parseToken
• Just /explain — explain the currently open or most recently discussed file

Explanation Structure

1. Overview (2-3 sentences)

What does this code do at a high level? What problem does it solve?

2. Key Components