Add reading amiibo from .amiibo file

include/services/amiibo_device.hpp

@@ -0,0 +1,15 @@
+#pragma once
+#include <array>
+
+#include "helpers.hpp"
+#include "io_file.hpp"
+
+class AmiiboDevice {
+  public:
+	static constexpr size_t tagSize = 0x21C;
+
+	bool loaded = false;
+	std::array<u8, tagSize> raw;
+
+	void reset();
+};

include/services/nfc.hpp

@@ -1,6 +1,7 @@
 #pragma once
 #include <filesystem>
 
+#include "amiibo_device.hpp"
 #include "helpers.hpp"
 #include "kernel_types.hpp"
 #include "logger.hpp"
@@ -35,6 +36,7 @@ class NFCService {
 	// Kernel events signaled when an NFC tag goes in and out of range respectively
 	std::optional<Handle> tagInRangeEvent, tagOutOfRangeEvent;
 
+	AmiiboDevice device;
 	Old3DSAdapterStatus adapterStatus;
 	TagStatus tagStatus;
 	bool initialized = false;