armbian-gaming customize launcher for @NicoD-SBC (v2)

- add image suffix `-gaming`

extensions/nicod-armbian-gaming.sh

@@ -0,0 +1,34 @@
+#
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2023 Ricardo Pardini <ricardo@pardini.net>
+# This file is a part of the Armbian Build Framework https://github.com/armbian/build/
+#
+
+# Creates a launcher script for NicoD's armbian-gaming project.
+# Script will clone (or pull if already cloned) from NicoD's repo and run his script.
+
+function extension_prepare_config__800_nicod_launcher() {
+	EXTRA_IMAGE_SUFFIXES+=("-gaming") # global array; '800' hook is pretty much at the end
+	return 0
+}
+
+function pre_customize_image__add_nicod_launcher() {
+	display_alert "Adding NicoD's armbian-gaming launcher" "${EXTENSION}" "info"
+
+	local launcher_dir="${SDCARD}/usr/local/bin"
+	local launcher_file="${launcher_dir}/nicod-armbian-gaming"
+	run_host_command_logged mkdir -pv "${launcher_dir}"
+
+	cat <<- 'NICOD_GAMING_LAUNCHER_SCRIPT' > "${launcher_file}"
+		#!/usr/bin/env bash
+		if [[ ! -d ~/armbian-gaming ]]; then
+			git clone https://github.com/NicoD-SBC/armbian-gaming.git ~/armbian-gaming
+		fi
+		cd ~/armbian-gaming
+		git pull || true
+		bash armbian-gaming.sh "$@"
+	NICOD_GAMING_LAUNCHER_SCRIPT
+
+	run_host_command_logged chmod -v +x "${launcher_file}"
+	display_alert "Added NicoD's armbian-gaming launcher" "${EXTENSION}" "info"
+}