[FIX] Folder restructure (#2018)

As requested

Poll
```
1. Yes
2. Yes
3. Maybe, but yes
```

---------

Co-authored-by: Celandriel <22352763+Celandriel@users.noreply.github.com>

src/Core/Ai/Engine/ExternalEventHelper.h

@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU AGPL v3 license, you may redistribute it
+ * and/or modify it under version 3 of the License, or (at your option), any later version.
+ */
+
+#ifndef _PLAYERBOT_EXTERNALEVENTHELPER_H
+#define _PLAYERBOT_EXTERNALEVENTHELPER_H
+
+#include <map>
+
+#include "Common.h"
+
+class AiObjectContext;
+class Player;
+class WorldPacket;
+
+class ExternalEventHelper
+{
+public:
+    ExternalEventHelper(AiObjectContext* aiObjectContext) : aiObjectContext(aiObjectContext) {}
+
+    bool ParseChatCommand(std::string const command, Player* owner = nullptr);
+    void HandlePacket(std::map<uint16, std::string>& handlers, WorldPacket const& packet, Player* owner = nullptr);
+    bool HandleCommand(std::string const name, std::string const param, Player* owner = nullptr);
+
+private:
+    AiObjectContext* aiObjectContext;
+};
+
+#endif