refactor: move events and service locator into core project

L2BotCore/Domain/Events/EventDispatcher.h

@@ -0,0 +1,42 @@
+#pragma once
+
+#include <string>
+#include <functional>
+#include <unordered_map>
+#include <vector>
+#include "Event.h"
+
+namespace L2Bot::Domain::Events
+{
+	class EventDispatcher
+	{
+	public:
+		using Delegate = std::function<void(const Event&)>;
+
+		EventDispatcher() = default;
+		virtual ~EventDispatcher() = default;
+
+		void Dispatch(const Event& evt)
+		{
+			const auto& name = evt.GetName();
+
+			if (m_Handlers.find(name) == m_Handlers.end())
+			{
+				return;
+			}
+
+			for (const auto& handler : m_Handlers[name])
+			{
+				handler(evt);
+			}
+		}
+
+		void Subscribe(const std::string& eventName, const Delegate handler)
+		{
+			m_Handlers[eventName].push_back(handler);
+		}
+
+	private:
+		std::unordered_map<std::string, std::vector<Delegate>> m_Handlers;
+	};
+}