Move bulk of webhook logic to plugin (#4866)

* Move bulk of webhook logic to plugin

* Re-enable cleanup task

* cron tasks

plugins/webhooks/server/presenters/webhookSubscription.ts

@@ -0,0 +1,16 @@
+import { WebhookSubscription } from "@server/models";
+
+export default function presentWebhookSubscription(
+  webhook: WebhookSubscription
+) {
+  return {
+    id: webhook.id,
+    name: webhook.name,
+    url: webhook.url,
+    secret: webhook.secret,
+    events: webhook.events,
+    enabled: webhook.enabled,
+    createdAt: webhook.createdAt,
+    updatedAt: webhook.updatedAt,
+  };
+}