Added LIPO 2 Reading

goTool/Makefile

@@ -0,0 +1,2 @@
+win:
+	GOOS=windows GOARCH=386 go build .

goTool/dashboard.go

@@ -633,7 +633,7 @@ func runBatteryPoller(link *managedSerial, hub *wsHub, interval time.Duration, s
 		case <-stop:
 			return
 		case <-ticker.C:
-			if hub.clientCount() == 0 {
+			if !link.IsConnected() {
 				continue
 			}
 			bat, err := link.BatteryStatusPoll(&pb.BatteryStatusRequest{AllClients: true})

goTool/webui/index.html

@@ -769,21 +769,35 @@
         },
         applyBatterySamples(samples) {
           if (!samples?.length) return;
+          const master = { ...(this.state.master || {}) };
+          const clients = [...(this.state.clients || [])];
+          let masterChanged = false;
+          let clientsChanged = false;
           for (const s of samples) {
             if (s.client_id === 0) {
-              if (!this.state.master) this.state.master = {};
-              this.state.master.lipo1 = s.lipo1;
-              this.state.master.lipo2 = s.lipo2;
-              this.state.master.battery_age_ms = s.age_ms;
+              master.lipo1 = s.lipo1;
+              master.lipo2 = s.lipo2;
+              master.battery_age_ms = s.age_ms;
+              masterChanged = true;
               continue;
             }
-            const c = (this.state.clients || []).find((x) => x.id === s.client_id);
-            if (c) {
-              c.lipo1 = s.lipo1;
-              c.lipo2 = s.lipo2;
-              c.battery_age_ms = s.age_ms;
+            const idx = clients.findIndex((x) => x.id === s.client_id);
+            if (idx >= 0) {
+              clients[idx] = {
+                ...clients[idx],
+                lipo1: s.lipo1,
+                lipo2: s.lipo2,
+                battery_age_ms: s.age_ms,
+              };
+              clientsChanged = true;
             }
           }
+          if (!masterChanged && !clientsChanged) return;
+          this.state = {
+            ...this.state,
+            ...(masterChanged ? { master } : {}),
+            ...(clientsChanged ? { clients } : {}),
+          };
         },
         async refreshBattery() {
           if (!this.state?.uart_connected) return;