Add Gentoo Portage host configuration

binrepos.conf/gentoo.conf

@@ -0,0 +1,9 @@
+# These settings were set by the catalyst build script that automatically
+# built this stage.
+# Please consider using a local mirror.
+
+[gentoo]
+priority = 9999
+sync-uri = https://distfiles.gentoo.org/releases/amd64/binpackages/23.0/x86-64_musl_llvm
+location = /var/cache/binhost/gentoo
+verify-signature = true