Function signUrl

signUrl(unsignedUrl, secret): URL
Returns a new URL having a signature parameter.
```
const signedUrl = signUrl("https://example.com/some-path?foo=bar", "secret");
signedUrl.href; // "https://example.com/some-path?foo=bar&signature=..."
```
Parameters
- unsignedUrl: string | URL
  The URL to sign.
- secret: string
  The secret to use for signing.
Returns URL
The signature of the signed url.
- Defined in index.ts:80