From c754316935fd85a3ed8a832ee178df8df09cf345 Mon Sep 17 00:00:00 2001
From: Sebastian Seedorf <sese@netlight.com>
Date: Fri, 5 Jun 2026 12:54:37 +0200
Subject: [PATCH] fix: replace addEventListener with onmouseleave to prevent
 listener leak

---
 web/components/ChartCard/usePlot.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/web/components/ChartCard/usePlot.ts b/web/components/ChartCard/usePlot.ts
index a84ea6b..b0eb7a8 100644
--- a/web/components/ChartCard/usePlot.ts
+++ b/web/components/ChartCard/usePlot.ts
@@ -57,11 +57,11 @@ export function usePlot(
 
       // Defer mouseleave — prevents React hydration events firing before lastIdxRef set
       requestAnimationFrame(() => {
-        plot.over.addEventListener('mouseleave', () => {
+        plot.over.onmouseleave = () => {
           const p = plotRef.current;
           if (!p) return;
           p.setCursor({ left: idxToPixel(p, lastIdxRef.current), top: -10 });
-        });
+        };
       });
     }
     // deps is intentionally dynamic — passed by parent to allow external rebuild triggers