The minimal header reader a webhook signature check needs — a Headers or any case-insensitive get(name) => string | null. Structural so the module stays free of the DOM/Workers Headers lib choice.
Headers
get(name) => string | null
The minimal header reader a webhook signature check needs — a
Headersor any case-insensitiveget(name) => string | null. Structural so the module stays free of the DOM/WorkersHeaderslib choice.