Install this version:
emerge -a =dev-perl/Net-WebSocket-Server-0.003004
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =dev-perl/Net-WebSocket-Server-0.003004
Or alternatively:
emerge --autounmask-write -a =dev-perl/Net-WebSocket-Server-0.003004
# Distributed under the terms of the GNU General Public License v2
EAPI=7
MODULE_AUTHOR="TOPAZ"
inherit perl-module
DESCRIPTION="A straightforward Perl WebSocket server with minimal dependencies"
LICENSE="|| ( Artistic GPL-1+ )"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE=""
RDEPEND="dev-perl/Protocol-WebSocket"
DEPEND="${RDEPEND}"
dev-perl/Protocol-WebSocket
dev-perl/Protocol-WebSocket