Normalize signed ESI URLs

Author: timkelty

src/signing/UrlSigner.php

@@ -10,9 +10,9 @@
 use HttpMessageSignatures\Url\UrlSigningConfig;
 use HttpMessageSignatures\Url\UrlVerifier as HttpUrlVerifier;
 use League\Uri\Components\Query;
+use League\Uri\Exceptions\SyntaxError;
 use League\Uri\Modifier;
 use League\Uri\UriString;
-use Throwable;
 
 class UrlSigner
 {
@@ -33,8 +33,8 @@ public function verify(string $url): bool
     {
         try {
             $normalizedUrl = $this->normalizeUrlForSigning($url);
-        } catch (Throwable $e) {
-            Craft::info([
+        } catch (SyntaxError $e) {
+            Craft::warning([
                 'message' => 'Invalid URL signature',
                 'reason' => sprintf('URL could not be normalized: %s', $e->getMessage()),
                 'url' => $url,