add: stress.sh

stress.sh

+#!/usr/bin/env bash
+
+set -e
+
+if ! command -v stress &>/dev/null; then
+	echo "Installing stress..."
+	sudo apt-get install stress -y
+fi
+
+if command -v stress &>/dev/null; then
+	echo "Running stress..."
+	stress --vm-bytes 3G --vm-keep -m 1
+else
+	echo "Error: stress not installed and installation failed."
+	exit 1
+fi