Add Cloudflare DDNS updater scripts and systemd configurations

dyndns/deploy.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+# deploy.sh - copy systemd units and on_boot entry into place, reload systemd, enable timers
+set -euo pipefail
+
+REPO_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+SYSTEMD_DIR="/etc/systemd/system"
+
+echo "Deploying from ${REPO_DIR}"
+
+if [[ -d "${REPO_DIR}/systemd" ]]; then
+  cp -f "${REPO_DIR}/systemd/"* "${SYSTEMD_DIR}/"
+fi
+
+chmod +x "${REPO_DIR}/cf-ddns.sh"
+systemctl daemon-reload || true
+systemctl enable --now cf-ddns.timer || true
+systemctl enable --now git-sync.timer || true
+
+echo "Deployment complete."