It is unzipping but it is skipping directories inside the zip file

next if $member->isDirectory;
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and you remove the path component of the files in the archive

(my $extractName = $member->fileName) =~ s{.*/}{};
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so all files end up in the same directory.

Did you forget what you wrote? Is that really your code?

_($_=" "x(1<<5)."?\n".q·/)Oo.  G°\        /
                              /\_¯/(q    /
----------------------------  \__(m.====·.(_("always off the crowd"))."·
");sub _{s./.($e="'Itrs `mnsgdq Gdbj O`qkdq")=~y/"-y/#-z/;$e.e && print}