feat(containers): reset pod CPU/MEM totals bij stoppen of fout van stats-stream

webui/html/index.html

@@ -903,7 +903,7 @@
     });
 
     containersStatsES.onerror = () => {
-      // EventSource reconnect automatisch; geen actie nodig
+      resetPodTotals();
     };
   }
 
@@ -911,6 +911,16 @@
     if (!containersStatsES) return;
     containersStatsES.close();
     containersStatsES = null;
+    resetPodTotals();
+  }
+
+  function resetPodTotals() {
+    document.querySelectorAll('[id^="podcpu-"]').forEach(el => {
+      el.textContent = '-';
+    });
+    document.querySelectorAll('[id^="podmem-"]').forEach(el => {
+      el.textContent = '-';
+    });
   }  
 
   async function containerInspect(name) {