FIx battery quirks

web/app.js

@@ -137,14 +137,11 @@ async function discoverServices() {
     await checkHashMatch();
 
     // Telemetry notify (1 Hz) - also carries chargeStatus
-    chars.telemetry.addEventListener('characteristicvaluechanged', e => parseTelemetry(e.target.value));
-    console.log('[TELEM] subscribing to notifications');
+    chars.telemetry.addEventListener('characteristicvaluechanged', e => {
+      const val = e.target.value;  // capture immediately — Chrome reuses the DataView buffer on next notify
+      parseTelemetry(val);
+    });
     await chars.telemetry.startNotifications();
-    console.log('[TELEM] subscribed, reading initial value');
-    // Initial read so values show immediately. Also force updateChargeUI() here
-    // because parseTelemetry() only calls it on a *change*, and currentChargeStatus
-    // starts at 0 (discharging) - so a discharging device would never trigger the
-    // update and ciStatus would stay at '--'.
     parseTelemetry(await chars.telemetry.readValue());
     updateChargeUI();
 
@@ -447,16 +444,16 @@ function parseTelemetry(dv) {
   const tEl = document.getElementById('telTemp');
   tEl.className = 'telem-val '+(temp>40?'warn':'accent');
 
-  // chargeStatus is now delivered via telemetry (no separate characteristic)
   if (chargeStatus !== currentChargeStatus) {
     currentChargeStatus = chargeStatus;
-    console.log('[TELEM] charge status:', ['discharging','charging','full'][chargeStatus] ?? chargeStatus);
     updateChargeUI();
   }
 
   if (battVoltage !== null) {
     currentBattVoltage = battVoltage;
     document.getElementById('ciVolt').textContent = battVoltage.toFixed(2) + 'V';
+    const pct = Math.round(Math.min(100, Math.max(0, (battVoltage - 3.00) / (4.20 - 3.00) * 100)));
+    if (pct !== currentBattPct) { currentBattPct = pct; updateBatteryBar(pct, currentChargeStatus); }
   }
 }
 function formatUptime(s) {