Fix black screen between images: remove crossfadein effect completely

modules/story_reels/services/story_creator.py

@@ -599,14 +599,8 @@ class StoryCreator:
             # Set duration
             clip = clip.set_duration(duration)
             
-            # Removed dynamic zoom to fix black screen/rendering issues
-            # Images will be static but stable
-            
-            # Transitions
-
-            # Transitions
-            if i > 0:
-                clip = clip.crossfadein(0.5) # Simple fade-in for smooth join without overlap
+            # NO transitions - direct cut between images
+            # crossfadein causes black frames, so we removed it completely
             
             clips.append(clip)
             # For strict chain method, total is sum of durations