Add agency-only schedule fields and queue for pipeline creatives.

Approved pieces can be timed for IG/FB from the agency board; cron queues due jobs and calendar uses scheduled_at. Meta publish comes next.

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

src/lib/pipeline-schedule.ts

@@ -0,0 +1,56 @@
+/** Agency scheduling helpers for creative_pipeline. */
+
+export const PUBLISH_CHANNELS = ['instagram', 'facebook'] as const;
+export type PublishChannel = (typeof PUBLISH_CHANNELS)[number];
+
+export const PUBLISH_STATUSES = [
+  'idle',
+  'queued',
+  'publishing',
+  'published',
+  'failed',
+] as const;
+export type PublishStatus = (typeof PUBLISH_STATUSES)[number];
+
+export function normalizeChannels(raw: unknown): PublishChannel[] {
+  const list = Array.isArray(raw)
+    ? raw.map((x) => String(x).toLowerCase().trim())
+    : typeof raw === 'string'
+      ? raw.split(',').map((x) => x.toLowerCase().trim())
+      : [];
+  const out = PUBLISH_CHANNELS.filter((c) => list.includes(c));
+  return out.length ? [...out] : ['instagram', 'facebook'];
+}
+
+/** Parse datetime-local or ISO into timestamptz ISO, or null to clear. */
+export function parseScheduledAt(raw: unknown): string | null | undefined {
+  if (raw === null) return null;
+  if (raw === undefined) return undefined;
+  if (typeof raw !== 'string') return undefined;
+  const t = raw.trim();
+  if (!t) return null;
+  const d = new Date(t);
+  if (Number.isNaN(d.getTime())) return undefined;
+  return d.toISOString();
+}
+
+export function toDatetimeLocalValue(iso?: string | null): string {
+  if (!iso) return '';
+  const d = new Date(iso);
+  if (Number.isNaN(d.getTime())) return '';
+  const pad = (n: number) => String(n).padStart(2, '0');
+  return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())}T${pad(d.getHours())}:${pad(d.getMinutes())}`;
+}
+
+export function scheduleLabel(iso?: string | null): string | null {
+  if (!iso) return null;
+  const d = new Date(iso);
+  if (Number.isNaN(d.getTime())) return null;
+  return d.toLocaleString('es-ES', {
+    weekday: 'short',
+    day: 'numeric',
+    month: 'short',
+    hour: '2-digit',
+    minute: '2-digit',
+  });
+}