Keep trying fix String index has to be integer

app.py

@@ -30,11 +30,14 @@ def brief_text_in_n_sentences(text:str, n:int)-> str: #it's import to specify th
     if not text.strip():
         return "No text provided to summarize."
     
-    prompt = (
-        f"Please summarize the following text in exactly {n} sentence{'s' if n > 1 else ''}. Each sentence is a bullet point. The text is:\n\n{text}\n\n"
-        "Summary:"
-    )
-    
+    # prompt = (
+    #     f"Please summarize the following text in exactly {n} sentence{'s' if n > 1 else ''}. Each sentence is a bullet point. The text is:\n\n{text}\n\n"
+    #     "Summary:"
+    # )
+    prompt = [
+  {'role': 'user', 'content': [{'type': 'text', 'text': f'Please summarize the following text in exactly {n} sentence{"s" if n > 1 else ""}. Each sentence is a bullet point. The text is:\n\n{text}\n\n'}]}
+]
+
     try:
         # response = model(prompt)
         # return response