Add parked alias domains with Arvan or Cloudflare DNS and websites SSL.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/websites-agent/unpark.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+# Remove a parked-alias nginx site. Does not delete Arvan DNS or LE certs.
+set -euo pipefail
+
+HOST="${1:-}"
+
+if [[ -z "$HOST" ]]; then
+  echo "usage: unpark.sh <parked-host>" >&2
+  exit 1
+fi
+
+if [[ ! "$HOST" =~ ^[a-z0-9.-]+$ ]]; then
+  echo "invalid host" >&2
+  exit 1
+fi
+
+NGINX_AVAILABLE="/etc/nginx/sites-available/$HOST"
+NGINX_ENABLED="/etc/nginx/sites-enabled/$HOST"
+LIST_FILE="/opt/websites-agent/parked-hosts.txt"
+
+rm -f "$NGINX_ENABLED"
+rm -f "$NGINX_AVAILABLE"
+
+if [[ -f "$LIST_FILE" ]]; then
+  grep -vxF "$HOST" "$LIST_FILE" >"${LIST_FILE}.tmp" || true
+  mv "${LIST_FILE}.tmp" "$LIST_FILE"
+fi
+
+nginx -t
+systemctl reload nginx
+echo "unpark ok: $HOST"