Fix: Let ESP32 compile successfully

components/Monitoring/Monitoring/CurrentMonitor.hpp

@@ -16,6 +16,8 @@ public:
 
     // convenience: combined sampling and compute; returns mA
     float getCurrentMilliAmps() const;
+    // 
+    float getBatteryVoltageMilliVolts() const;
 
     // Whether monitoring is enabled by Kconfig
     static constexpr bool isEnabled()

components/Monitoring/Monitoring/CurrentMonitor_esp32.cpp

@@ -3,12 +3,6 @@
 
 static const char *TAG_CM = "[CurrentMonitor]";
 
-CurrentMonitor::CurrentMonitor()
-{
-    // empty as esp32 doesn't support this
-    // but without a separate implementation, the linker will complain :c
-}
-
 void CurrentMonitor::setup()
 {
     ESP_LOGI(TAG_CM, "LED current monitoring disabled");
@@ -18,25 +12,3 @@ float CurrentMonitor::getCurrentMilliAmps() const
 {
     return 0.0f;
 }
-
-float CurrentMonitor::pollAndGetMilliAmps()
-{
-    sampleOnce();
-    return getCurrentMilliAmps();
-}
-
-void CurrentMonitor::sampleOnce()
-{
-    (void)0;
-}
-
-#ifdef CONFIG_MONITORING_LED_CURRENT
-void CurrentMonitor::init_adc()
-{
-}
-
-int CurrentMonitor::read_mv_once()
-{
-    return 0;
-}
-#endif

components/Monitoring/Monitoring/MonitoringManager_esp32.cpp

@@ -23,3 +23,12 @@ void MonitoringManager::taskEntry(void *arg)
 void MonitoringManager::run()
 {
 }
+
+float MonitoringManager::getCurrentMilliAmps() const {
+    return 0.0f;
+}
+
+float MonitoringManager::getBatteryVoltageMilliVolts() const
+{
+    return 0.0f;
+}