Added Usb Detection using libUsb

inc/Usb.hpp

@@ -1,4 +1,5 @@
 #include "IUsb.hpp"
+#include "UsbTypes.hpp"
 
 #include <libusb-1.0/libusb.h>
 
@@ -8,13 +9,13 @@ namespace ptprnt::driver {
 
 class Usb : public IUsb {
  public:
-   Usb();
-   ~Usb() override;
+    Usb();
+    ~Usb() override;
 
-   std::vector<UsbDevice> listDevices() override;
+    std::optional<std::vector<UsbDevice>> getDevices() override;
 
  private: 
-  
+    std::vector<UsbDevice> mDevices{};
 };
 
 }  // namespace ptprnt::driver