From 8f32961be783f72a07bf2a694564f1b38ef0b6f0 Mon Sep 17 00:00:00 2001
From: betegon <miguelbetegongarcia@gmail.com>
Date: Thu, 22 Oct 2026 17:29:52 +0200
Subject: [PATCH] fix(cli): narrow metric alert dataset before mapping

---
 packages/cli/src/lib/api/alerts.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/cli/src/lib/api/alerts.ts b/packages/cli/src/lib/api/alerts.ts
index 74b0fdc14..cd7c61912 100644
--- a/packages/cli/src/lib/api/alerts.ts
+++ b/packages/cli/src/lib/api/alerts.ts
@@ -587,7 +587,7 @@ type DetectorSourceFields = Omit<MetricMonitorSource, "dataset"> & {
 function detectorSourceFields(
   body: Record<string, unknown>,
 ): DetectorSourceFields {
-  const dataset = String(body.dataset ?? "");
+  const dataset = pickDetectorString(body.dataset);
   const named = metricAlertSource(dataset);
   if (named) {
     return named;