pub const URL_IPV6_STR: &str = "(?:https?|ftps?|ftp)://\\[[0-9a-fA-F:%.\\-a-zA-Z]+\\](?::\\d+)?(?:/[^\\s<>\\[\\]\\\\\'\\\"`]*)?(?:\\?[^\\s<>\\[\\]\\\\\'\\\"`]*)?(?:#[^\\s<>\\[\\]\\\\\'\\\"`]*)?";Expand description
Pattern for IPv6 URLs specifically.
Matches URLs with IPv6 addresses in brackets, including zone identifiers.
Examples: https://[::1]/path, https://[fe80::1%eth0]:8080/