Add detection for Arch Linux

.github/workflows/arch-linux.yml

@@ -18,5 +18,5 @@ jobs:
         export PERL5OPT=-Mlocal::lib
         /usr/bin/site_perl/cpanm --installdeps .
         ls -ld /run/systemd/system || true
-        perl makefile-expect-driver.pl Linux Unix OSFeatures::POSIXShellRedirection HWCapabilities::Int64
+        perl makefile-expect-driver.pl Linux Unix OSFeatures::POSIXShellRedirection HWCapabilities::Int64 Linux::Arch
         make test

MANIFEST

@@ -142,7 +142,6 @@ t/etc-os-release/pop
 t/etc-os-release/ubuntu
 t/etc-os-release/alma
 t/etc-os-release/centos
-t/etc-os-release/centos-stream
 t/etc-os-release/opensuse-leap
 t/etc-os-release/oracle
 t/etc-os-release/rhel
@@ -158,3 +157,4 @@ lib/Devel/AssertOS/Linux/Fedora.pm
 lib/Devel/AssertOS/Linux/RHEL.pm
 lib/Devel/AssertOS/Linux/Redhat.pm
 t/redhat.t
+lib/Devel/AssertOS/Linux/Arch.pm

lib/Devel/AssertOS/Linux/Arch.pm

@@ -0,0 +1,31 @@
+package Devel::AssertOS::Linux::Arch;
+
+use Devel::CheckOS;
+use strict;
+use warnings;
+
+use Devel::CheckOS::Helpers::LinuxOSrelease 'distributor_id';
+
+no warnings 'redefine';
+
+our $VERSION = '1.0';
+
+sub os_is {
+    my $id = distributor_id;
+    Devel::CheckOS::os_is('Linux') && defined($id) && $id eq 'arch';
+}
+
+sub expn { "The operating system is some version of Arch Linux" }
+
+Devel::CheckOS::die_unsupported() unless ( os_is() );
+
+=head1 COPYRIGHT and LICENCE
+
+Copyright 2024 David Cantrell
+
+This software is free-as-in-speech software, and may be used, distributed, and modified under the terms of either the GNU General Public Licence version 2 or the Artistic Licence. It's up to you which one you use. The full text of the licences can be found in the files GPL2.txt and ARTISTIC.txt, respectively.
+
+=cut
+
+1;
+