Update app.py

app.py

@@ -84,7 +84,7 @@ def edone_story(original_story="", edited_story=""):
     return edited_story
 
 def ndone_story(original_story, next_story_output):
-    return original_story + next_story_output
+    return original_story + " " + next_story_output
 
 with gr.Blocks(css=css) as demo:
     gr.Markdown("# Песочница историй")