Update app.py

app.py

@@ -51,7 +51,7 @@ def text2story(caption, _models):
         "<|system|>\n"
         "You are a creative story generating assistant.\n"
         "<|user|>\n"
-        f"Please generate a brief story around 100 words that utilizes the following image caption and expands it:\n\"{caption}\"\n"
+        f"Please generate a brief story within 100 words based on image caption and expands it without adding any introductory phrases, explanations, or separators:\n\"{caption}\"\n"
         "<|assistant|>"
     )