feat(webhooks): dispatch async generation_request.created and creative.created events to n8n with 60s retry

src/lib/creatives-webhooks.ts

@@ -3,7 +3,9 @@ import crypto from 'node:crypto';
 export type CreativeWebhookEvent =
   | 'creative.approved'
   | 'creative.rejected'
-  | 'creative.sent_to_client';
+  | 'creative.sent_to_client'
+  | 'generation_request.created'
+  | 'creative.created';
 
 export interface WebhookDispatchResult {
   sent: boolean;
@@ -32,8 +34,18 @@ export function verifyWebhookSignature(payloadStr: string, signature: string, se
   }
 }
 
+function resolveWebhookPath(event: CreativeWebhookEvent): string {
+  if (event === 'generation_request.created') {
+    return '/app4v/generation-request';
+  }
+  if (event === 'creative.created') {
+    return '/app4v/creative-created';
+  }
+  return '/app4v/creative-event';
+}
+
 /**
- * Envía un webhook firmado hacia n8n (/webhook/app4v/creative-event)
+ * Envía un webhook firmado hacia n8n
  */
 export async function dispatchN8nWebhook(
   event: CreativeWebhookEvent,
@@ -46,8 +58,7 @@ export async function dispatchN8nWebhook(
     return { sent: false, error: 'N8N_WEBHOOK_BASE is not configured' };
   }
 
-  // WF4 listens on /webhook/app4v/creative-event
-  const endpoint = `${baseUrl.replace(/\/$/, '')}/app4v/creative-event`;
+  const endpoint = `${baseUrl.replace(/\/$/, '')}${resolveWebhookPath(event)}`;
   const fullBody = {
     event,
     payload,
@@ -69,7 +80,7 @@ export async function dispatchN8nWebhook(
     });
 
     return {
-      sent: true,
+      sent: res.status === 200,
       url: endpoint,
       signature,
       status: res.status,
@@ -83,3 +94,22 @@ export async function dispatchN8nWebhook(
     };
   }
 }
+
+/**
+ * Encola el envío asíncrono del webhook (setImmediate) con un reintento a los 60 s si n8n no responde 200
+ */
+export function dispatchN8nWebhookAsync(
+  event: CreativeWebhookEvent,
+  payload: Record<string, unknown>
+): void {
+  const schedule = typeof setImmediate === 'function' ? setImmediate : (fn: () => void) => setTimeout(fn, 0);
+  schedule(() => {
+    void dispatchN8nWebhook(event, payload).then((result) => {
+      if (result.status !== 200) {
+        setTimeout(() => {
+          void dispatchN8nWebhook(event, payload);
+        }, 60_000);
+      }
+    });
+  });
+}