small front changes

src/routes/admin/newsletters.rs

@@ -106,10 +106,7 @@ pub async fn publish_newsletter(
         .await
         .context("Failed to enqueue delivery tasks.")?;
 
-    let message = format!(
-        r#"The newsletter issue "{}" has been published!"#,
-        form.title
-    );
+    let message = String::from("Your email has been queued for delivery.");
     let template = MessageTemplate::Success { message };
     let response = Html(template.render().unwrap()).into_response();
     let response = save_response(transaction, &idempotency_key, user_id, response)