Refactor library folders

Add paginators per output type in b_manage

src/reports/DatasetsExcel.h

@@ -0,0 +1,16 @@
+#pragma once
+
+#include <nlohmann/json.hpp>
+#include "reports/ExcelFile.h"
+
+using json = nlohmann::json;
+
+namespace platform {
+
+    class DatasetsExcel : public ExcelFile {
+    public:
+        DatasetsExcel();
+        ~DatasetsExcel();
+        void report(json& data);
+    };
+}