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auth-controller.ts

import { createUser } from './db/users';
// Create a secure user signup handler with validation
export async function signUp(req: Request, res: Response) {
   const { email, password } = req.body;
   if (!email || !password) return res.status(400);
 
   const user = await createUser({ email, password });
   return res.json({ token: user.generateToken() });
}

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Error: Cannot read properties of undefined (reading 'map')
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                            Fix: Added optional chaining check on line 42.
                        

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