/workspace/storefront/src/components/Cart.jsx
  15:1   error    'React' must be in scope when using JSX  react/react-in-jsx-scope
  42:9   warning  Missing prop validation for 'onCheckout'  react/prop-types

/workspace/storefront/src/components/Header.jsx
  3:8    error    'useState' is defined but never used     no-unused-vars

✖ 3 problems (2 errors, 1 warning)
