Unified AppEsp and AppSim into a single App module (#94)

Boards/Simulator/Source/power.cpp

@@ -0,0 +1,31 @@
+#include "hal/Power.h"
+
+static bool is_charging_enabled = false;
+
+static bool power_is_charging() {
+    return is_charging_enabled;
+}
+
+static bool power_is_charging_enabled() {
+    return is_charging_enabled;
+}
+
+static void power_set_charging_enabled(bool enabled) {
+    is_charging_enabled = enabled;
+}
+
+static uint8_t power_get_charge_level() {
+    return 204;
+}
+
+static int32_t power_get_current() {
+    return is_charging_enabled ? 100 : -50;
+}
+
+extern const tt::hal::Power power = {
+    .isCharging = &power_is_charging,
+    .isChargingEnabled = &power_is_charging_enabled,
+    .setChargingEnabled = &power_set_charging_enabled,
+    .getChargeLevel = &power_get_charge_level,
+    .getCurrent = &power_get_current
+};