www-apps/code-server-bin: add OpenRC init script

Closes: https://bugs.gentoo.org/907847
Signed-off-by: Leonardo Hernández Hernández <leohdz172@proton.me>

www-apps/code-server-bin/files/code-server-bin.conf

@@ -0,0 +1,13 @@
+# /etc/conf.d/code-server-bin: config file for /etc/init.d/code-server-bin.<user>
+# This can also be used as multiplexed configuration, i.e. openrc-run
+# looks for both /etc/conf.d/code-server-bin and /etc/conf.d/code-server-bin.<user>.
+
+# Options to pass to code-server-bin.
+# NOTE: if you want to run multiple instances, be make sure to change
+# the port for each one (it is preferred to use the configuration file).
+#command_args="--port 8080"
+
+# Specify the network service that corresponds to the "bind-addr" setting
+# in your configuration file. For example, if you bind to 127.0.0.1,
+# this should be set to "loopback" which provides the loopback interface.
+rc_need="loopback"

www-apps/code-server-bin/files/code-server-bin.rc

@@ -0,0 +1,47 @@
+#!/sbin/openrc-run
+# Copyright 2023 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2 or later
+
+NAME=${RC_SVCNAME%%.*}
+USER=${RC_SVCNAME##*.}
+PIDFILE_DIR=/run/${NAME}/${USER}
+
+description="Start code server in the background"
+command="/usr/bin/${NAME}"
+command_user="${USER}"
+pidfile="${PIDFILE_DIR}/${NAME}.pid"
+command_background=true
+
+depend() {
+  use logger dns
+}
+
+checkconfig() {
+    if [ "${RC_VERSION:-0}" = "0" ]; then
+        eerror "This script cannot be used for baselayout-1."
+        return 1
+    fi
+
+    if [ "${USER}" = "${RC_SVCNAME}" ]; then
+	eerror "You have to create an init script for each user:"
+	eerror "ln -s emacs /etc/init.d/emacs.<user>"
+	return 1
+    fi
+
+    if ! id -u "${USER}" >/dev/null; then
+	eerror "${USER}: No such user"
+	return 1
+    fi
+
+    checkpath -d --owner 0 --mode 0755 "${PIDFILE_DIR%/*}"
+    checkpath -d --owner "${USER}" --mode 0755 "${PIDFILE_DIR}"
+}
+
+start() {
+  local home
+  checkconfig || return 1
+
+  eval home="~${USER}"
+  
+  default_start
+}