Update scripts and deploy with gnu stow

scripts/script-user-unban

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+# Unbans a fail2ban IP
+# Copyright 2021-2025 Bryan C. Roessler
+# Licensed under the Apache License, Version 2.0
+p="${BASH_SOURCE[0]%/*}"; [[ -r $p/script-functions ]] && . "$p"/script-functions || exit 1
+
+is_root
+
+echo "This script supports one optional argument, an IP address"
+
+if [[ $# -eq 1 ]]; then
+    ip_address="$1"
+else
+    prompt ip_address
+fi
+
+if fail2ban-client set sshd unbanip "$ip_address"; then
+  echo "IP address $ip_address unbanned"
+fi
+
+exit $?