feat: add streams

include/sp/io/IoInterface.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include <sp/common/DataBuffer.h>
+
+namespace sp {
+
+class IoInterface {
+  public:
+	virtual DataBuffer Read(std::size_t a_Amount) = 0;
+	virtual void Write(const DataBuffer& a_Data) = 0;
+};
+
+}  // namespace sp