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

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

Assets/Scripts/Core/SceneManagerService.cs

@@ -44,8 +44,6 @@ namespace Core
         private LogVerbosity _logVerbosity = LogVerbosity.Debug;
         private const string BootstrapSceneName = "BootstrapScene";
 
-        // ManagedBehaviour configuration
-        public override int ManagedAwakePriority => 15; // Core infrastructure, after GameManager
 
         internal override void OnManagedAwake()
         {
@@ -369,7 +367,7 @@ namespace Core
             await LoadSceneAsync(newSceneName, progress);
             CurrentGameplayScene = newSceneName;
             
-            // PHASE 10: Broadcast scene ready - processes batched components in priority order, then calls OnSceneReady
+            // PHASE 10: Broadcast scene ready - processes batched components, then calls OnSceneReady
             Logging.Debug($"Broadcasting OnSceneReady for: {newSceneName}");
             LifecycleManager.Instance?.BroadcastSceneReady(newSceneName);