sys-power/system76-power: new package, add 9999

Signed-off-by: Michal Vu <saigon-tech@tuta.io>

sys-power/system76-power/metadata.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>saigon-tech@tuta.io</email>
+		<name>Michal Vu</name>
+	</maintainer>
+	<upstream>
+		<remote-id type="github">pop-os/system76-power</remote-id>
+	</upstream>
+	<longdescription lang="en">
+        Power manager developed by System76 for systemd Linux distributions. This power manager allows for switching
+        between battery, balanced and performance mode and handles power consumption on dual-GPU laptops.
+	</longdescription>
+</pkgmetadata>

sys-power/system76-power/system76-power-9999.ebuild

@@ -0,0 +1,28 @@
+# Copyright 2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cargo git-r3
+
+DESCRIPTION="System76 Power Management Tool for systemd"
+HOMEPAGE="https://github.com/pop-os/system76-power"
+EGIT_REPO_URI="https://github.com/pop-os/system76-power"
+
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS=""
+
+DEPEND="sys-apps/systemd"
+RDEPEND="${DEPEND}"
+BDEPEND="virtual/rust"
+
+src_unpack(){
+	git-r3_src_unpack
+	cargo_live_src_unpack
+}
+
+src_install(){
+	default
+	elog "Enable the service: 'systemctl enable --now com.system76.PowerDaemon.service'"
+}