drb-frontend/components/MapView.tsx

@@ -1274,6 +1274,10 @@ export default function MapView({
     mapInstance.on("overlayremove", onRemove);
     mapInstance.on("baselayerchange", onBase);
     mapInstance.on("moveend", onMove);
+    // Report the starting state once, so the URL carries the viewport even if
+    // the viewer never pans: a copied link must not fall back to the other
+    // browser's remembered view.
+    emit();
     return () => {
       clearTimeout(timer);
       mapInstance.off("overlayadd", onAdd);