Last life cycle refactor updates + add comprehensive documentation (#57)

Co-authored-by: Michal Pikulski <michal.a.pikulski@gmail.com>
Reviewed-on: #57

Assets/Scripts/PuzzleS/PuzzleManager.cs

@@ -93,8 +93,6 @@ namespace PuzzleS
         
         // Track pending unlocks for steps that were unlocked before their behavior registered
         private HashSet<string> _pendingUnlocks = new HashSet<string>();
-
-        public override int ManagedAwakePriority => 80; // Puzzle systems
         
         internal override void OnManagedAwake()
         {
@@ -138,10 +136,8 @@ namespace PuzzleS
             LoadPuzzlesForScene(sceneName);
         }
         
-        protected override void OnDestroy()
+        internal override void OnManagedDestroy()
         {
-            base.OnDestroy();
-            
             // Unsubscribe from SceneManagerService events
             if (SceneManagerService.Instance != null)
             {