Implement event handler

Added event handler implementation.
Moved enginge specific implementation outside graphics module

Signed-off-by: Piotr Krygier <piotrkrygier@everyonecancode@xyz>

events/rse_events_manager.h

@@ -0,0 +1,26 @@
+/**
+ * @file events_manager.h
+ * @author Piotr Krygier (piotrkrygier@everyonencancode.xyz)
+ * @brief Events manager for Red Scarf Engine
+ * @version 0.1
+ * @date 2026-03-02
+ *
+ * @copyright Copyright (c) 2026
+ *
+ */
+
+#ifndef RSE_EVENTS_MANAGER_H_
+#define RSE_EVENTS_MANAGER_H_
+
+#include "src/events_context.h"
+#include "utilities/commons.h"
+
+rse_err_t rse_events_init(struct events_context_t* events_context);
+
+rse_err_t rse_events_set_event_handler(struct events_context_t* events_context,
+                                       enum EVENT_HANDLER event_type,
+                                       rse_event_handler_t event_handler);
+
+rse_err_t rse_events_main_loop(struct events_context_t* context);
+
+#endif /* RSE_EVENTS_MANAGER_H_ */