it begins

webui/src/mini/MiniSummaryApp/utils.js

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+// Mini summary app session/telemetry formatting utilities.
+import { buildBatteryVisual } from '../../lib/battery.js';
+
+export function formatDriverLabel({ roverId, session }) {
+  const activeDriverId = session?.activeDrivers?.[roverId] || null;
+  const user = (session?.users || []).find((entry) => entry.socketId === activeDriverId);
+  const label = user?.nickname || (activeDriverId ? activeDriverId.slice(0, 6) : 'No driver');
+  const mode = session?.mode;
+  const turnInfo = session?.turnQueues?.[roverId];
+  return mode === 'turns' && turnInfo?.current ? `${label}` : label;
+}
+
+export function getBatteryVisual({ rover, frame }) {
+  const charge = frame?.sensors?.batteryChargeMah ?? null;
+  const config = rover?.battery ?? null;
+  return buildBatteryVisual({ batteryState: rover?.batteryState ?? null, charge, config });
+}