feat(core): separate limits for new user accounts

crates/delta/src/routes/webhooks/webhook_execute.rs

@@ -1,3 +1,4 @@
+use revolt_config::config;
 use revolt_database::{
     util::{idempotency::IdempotencyKey, reference::Reference},
     Database, Message,
@@ -58,6 +59,7 @@ pub async fn webhook_execute(
             channel,
             data,
             v0::MessageAuthor::Webhook(&webhook.into()),
+            config().await.features.limits.default,
             idempotency,
             true,
             true,