Sanitize bucket name in preg_match

[mzur]

The bucket name is used as-is in the regular expression to check if it is included in the endpoint. We had a unhandled error when it included a /. Sanitize the bucket name or use a different method than preg_match (e.g. Str::startsWith, Str::endsWith).

user-disks/src/Http/Controllers/Api/UserDiskController.php

Line 211 in a8dbaad

if (!preg_match("/(\/\/{$bucket}\.|[a-zA-Z]\/{$bucket}($|\/))/", $endpoint)) {