Add response callback for OTA configuration and update handling; adjust hardware configurations

lib/ota/ota_update.cpp

@@ -1,7 +1,18 @@
 #include "ota_update.hpp"
 
 OtaUpdate::OtaUpdate()
-    : _server(80), _httpUpdater(), _configured(false), _startTime(0) {
+    : _server(80), _httpUpdater(), _configured(false), _startTime(0), m_responseCallback(nullptr) {
+}
+
+void OtaUpdate::set(const hardware_SensorOTAEnable& config) {
+    bool success = configure(config);
+    if (m_responseCallback) {
+        IPAddress ip = WiFi.localIP();
+        if (!config.as_station_mode) {
+            ip = WiFi.softAPIP();
+        }
+        m_responseCallback(success, success ? ip.toString().c_str() : "", success ? "" : "Failed to configure OTA");
+    }
 }
 
 bool OtaUpdate::configure(const hardware_SensorOTAEnable& config) {

lib/ota/ota_update.hpp

@@ -7,15 +7,20 @@
 
 class OtaUpdate {
 public:
+    using ResponseCallback = void (*)(bool success, const char* ip_address, const char* error_message);
+
     OtaUpdate();
-    bool configure(const hardware_SensorOTAEnable& config);
+    void set(const hardware_SensorOTAEnable& config);
+    void setResponseCallback(ResponseCallback callback) { m_responseCallback = callback; }
     void update();
     void disable();
 
 private:
+    bool configure(const hardware_SensorOTAEnable& config);
     hardware_SensorOTAEnable _config;
     ESP8266WebServer _server;
     ESP8266HTTPUpdateServer _httpUpdater;
     bool _configured;
     unsigned long _startTime;
+    ResponseCallback m_responseCallback;
 };