import * as mod from "https://dotland.deno.dev/std@0.223.0/http/unstable_signed_cookie.ts"; FunctionsfparseSignedCookieParses a signed cookie to get its value. fsignCookieReturns a promise with the signed cookie value from the given cryptographic key. fverifyCookieReturns a promise of a boolean indicating whether the signed cookie is valid.