new pack system

src/PackLib/PackManager.h

@@ -0,0 +1,22 @@
+#pragma once
+#include <unordered_map>
+
+#include "EterBase/Singleton.h"
+#include "Pack.h"
+
+class CPackManager : public CSingleton<CPackManager>
+{
+public:
+	CPackManager() = default;
+	virtual ~CPackManager() = default;
+
+	bool AddPack(const std::string& path);
+	bool GetFile(std::string_view path, TPackFile& result);
+	bool IsExist(std::string_view path) const;
+
+private:
+	void NormalizePath(std::string_view in, std::string& out) const;
+
+private:
+	TPackFileMap m_entries;
+};