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

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

src/domain-admin/parked-host.util.ts

@@ -0,0 +1,61 @@
+const HOST_RE =
+  /^[a-z0-9](?:[a-z0-9-]{0,61}[a-z0-9])?(?:\.[a-z0-9](?:[a-z0-9-]{0,61}[a-z0-9])?)+$/;
+
+export const PARKED_DNS_PROVIDERS = ['arvan', 'cloudflare'] as const;
+export type ParkedDnsProvider = (typeof PARKED_DNS_PROVIDERS)[number];
+
+export type ParkedAlias = {
+  host: string;
+  dns: ParkedDnsProvider;
+};
+
+/** Strip protocol, path, trailing dot, and leading www. */
+export function normalizeParkedHost(raw: string): string {
+  let host = raw.trim().toLowerCase();
+  host = host.replace(/^https?:\/\//, '');
+  host = host.split('/')[0] ?? host;
+  host = host.split(':')[0] ?? host;
+  host = host.replace(/\.$/, '');
+  host = host.replace(/^www\./, '');
+  return host;
+}
+
+export function isValidParkedHost(host: string): boolean {
+  return HOST_RE.test(host) && !host.endsWith('.local');
+}
+
+export function isParkedDnsProvider(value: unknown): value is ParkedDnsProvider {
+  return value === 'arvan' || value === 'cloudflare';
+}
+
+export function parseParkedDnsMap(raw: unknown): Record<string, ParkedDnsProvider> {
+  if (!raw || typeof raw !== 'object' || Array.isArray(raw)) return {};
+  const out: Record<string, ParkedDnsProvider> = {};
+  for (const [key, value] of Object.entries(raw as Record<string, unknown>)) {
+    const host = normalizeParkedHost(key);
+    if (host && isParkedDnsProvider(value)) out[host] = value;
+  }
+  return out;
+}
+
+export function uniqueParkedAliases(
+  raw: Array<{ host?: string; dns?: string } | string>,
+): ParkedAlias[] {
+  const seen = new Set<string>();
+  const out: ParkedAlias[] = [];
+  for (const item of raw) {
+    const host = normalizeParkedHost(typeof item === 'string' ? item : (item.host ?? ''));
+    if (!host || seen.has(host)) continue;
+    seen.add(host);
+    const dnsRaw = typeof item === 'string' ? 'arvan' : item.dns;
+    out.push({
+      host,
+      dns: isParkedDnsProvider(dnsRaw) ? dnsRaw : 'arvan',
+    });
+  }
+  return out;
+}
+
+export function uniqueParkedHosts(raw: string[]): string[] {
+  return uniqueParkedAliases(raw).map((item) => item.host);
+}