chore: Update Connectivity class with fetchIPAddress method

code/arduino/Movement-sensor-code/Connectivity.h

@@ -5,6 +5,7 @@
 #include <WebSocketsClient.h>
 #include <ArduinoWiFiServer.h>
 #include <ESP8266WiFi.h>
+#include <ESP8266HTTPClient.h>
 #include <ESP8266WiFiGeneric.h>
 #include <ESP8266WiFiMulti.h>
 #include <ESP8266WiFiSTA.h>
@@ -18,12 +19,12 @@ public:
   void websocketSetup(char* ip, uint16_t port, char* adress);
   void sendData(float roll, float pitch, float yaw);
   int httpPost(const char *serverAddress, const char *serverSubPath, const unsigned short serverPort, const char *data, const size_t dataLength, const char *contentType);
-
+  String fetchIPAddress();
 
 private:
   ESP8266WiFiMulti wifi;
   WiFiClient wifi_client;
-  WebSocketsClient webSocket;
+  // WebSocketsClient webSocket;
 
 };