Introduced dialogue graph magic, created assest and importers. Added events for broadcasting puzzle steps

Assets/Scripts/PuzzleS/PuzzleManager.cs

@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using PuzzleS;
 using UnityEngine.SceneManagement;
+using System; // added for Action<T>
 
 /// <summary>
 /// Manages puzzle step registration, dependency management, and step completion for the puzzle system.
@@ -32,6 +33,10 @@ public class PuzzleManager : MonoBehaviour
         }
     }
 
+    // Events to notify about step lifecycle
+    public event Action<PuzzleStepSO> StepCompleted;
+    public event Action<PuzzleStepSO> StepUnlocked;
+
     private HashSet<PuzzleStepSO> completedSteps = new HashSet<PuzzleStepSO>();
     private HashSet<PuzzleStepSO> unlockedSteps = new HashSet<PuzzleStepSO>();
 
@@ -122,6 +127,10 @@ public class PuzzleManager : MonoBehaviour
         if (completedSteps.Contains(step)) return;
         completedSteps.Add(step);
         Debug.Log($"[Puzzles] Step completed: {step.stepId}");
+
+        // Broadcast completion
+        StepCompleted?.Invoke(step);
+
         foreach (var unlock in step.unlocks)
         {
             if (AreRuntimeDependenciesMet(unlock))
@@ -165,6 +174,9 @@ public class PuzzleManager : MonoBehaviour
             behaviour.UnlockStep();
         }
         Debug.Log($"[Puzzles] Step unlocked: {step.stepId}");
+
+        // Broadcast unlock
+        StepUnlocked?.Invoke(step);
     }
 
     /// <summary>