feat: implement HttpHandler and WifiHandler classes for HTTP client management

main/network/network.h

@@ -0,0 +1,27 @@
+#pragma once
+#include <memory>
+#include "freertos/FreeRTOS.h"
+#include "esp_system.h"
+#include "network/wifi_handler.h"
+#include "esp_http_client.h"
+
+// forward declare HttpHandler to avoid circular include with http_handler.h
+class HttpHandler;
+
+class NetworkHandler {
+public:
+  NetworkHandler(
+    WifiHandler&& wifiHandler
+  );
+  ~NetworkHandler();
+
+  void init(EventGroupHandle_t system_event_group);
+  WifiHandler& get_wifi_handler();
+  // factory method to create HttpHandler instances
+  std::unique_ptr<HttpHandler> get_http_handler(const esp_http_client_config_t&& config);
+
+
+private:
+  WifiHandler wifiHandler;
+  bool initialized = false;
+};