Add hardware support for GPS, MAX7219, BME280, and MQ7 sensors

- Implemented GPS functionality with initialization and reading latitude and longitude.
- Added MAX7219 display support, including initialization, text display, animation control, and brightness settings.
- Integrated BME280 sensor for reading temperature, pressure, and humidity.
- Developed MQ7 sensor interface for reading gas concentration values.
- Created HTTP client for GET and POST requests.
- Implemented MQTT client for message handling and connection management.
- Added JSON serialization and deserialization functions for sensor and actuator data.
- Established WiFi connection setup for network communication.

hardware/include/GPS.hpp

@@ -0,0 +1,7 @@
+#include "TinyGPSPlus.h"
+
+#define RX 4
+#define TX 5
+
+void GPS_Init();
+void GPS_Read(float &lat, float &lon);