add script for Vargocd-autopilot installation

scripts/3.install-argocd-autopilot.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+set -e
+
+# get the latest version or change to a specific version
+VERSION=$(curl --silent "https://api.github.com/repos/argoproj-labs/argocd-autopilot/releases/latest" | grep '"tag_name"' | sed -E 's/.*"([^"]+)".*/\1/')
+
+# download and extract the binary
+curl -L --output - https://github.com/argoproj-labs/argocd-autopilot/releases/download/"$VERSION"/argocd-autopilot-linux-arm64.tar.gz | tar zx
+
+# move the binary to your $PATH
+mv ./argocd-autopilot-* /usr/local/bin/argocd-autopilot
+
+# check the installation
+argocd-autopilot version