added install_gonogo.sh

install/install_gonogo.sh

@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+#  vim:ts=4:sts=4:sw=4:et
+#
+#  Author: Hari Sekhon
+#  Date: 2025-01-08 15:57:02 +0700 (Wed, 08 Jan 2025)
+#
+#  https://github.com/HariSekhon/DevOps-Bash-tools
+#
+#  License: see accompanying Hari Sekhon LICENSE file
+#
+#  If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
+#
+#  https://www.linkedin.com/in/HariSekhon
+#
+
+set -euo pipefail
+[ -n "${DEBUG:-}" ] && set -x
+srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+# shellcheck disable=SC1090,SC1091
+. "$srcdir/../lib/utils.sh"
+
+# shellcheck disable=SC2034,SC2154
+usage_description="
+Installs Fairwinds GoNoGo kubernetes upgrade checker tool
+"
+
+# used by usage() in lib/utils.sh
+# shellcheck disable=SC2034
+usage_args="[<version>]"
+
+help_usage "$@"
+
+#version="${1:-0.30}"
+version="${1:-latest}"
+
+export RUN_VERSION_ARG=1
+
+"$srcdir/../github/github_install_binary.sh" FairwindsOps/gonogo 'gonogo_{version}_{os}_{arch}.tar.gz' "$version" gonogo