Fix role

app.py

@@ -149,10 +149,12 @@ class RAGMedicalChatbot:
 
         # ✅ Construct Prompt
         prompt = f"""
+        You are a medical chatbot, designed to answer medical questions.
+        
         Please format your answer using markdown. 
         **Bold for titles**, *italic for emphasis*, and clear headings.
 
-        **Medical knowledge:**
+        **Medical knowledge (trained with 256,916 data entries):**
         {knowledge_base}
 
         **Question:** {user_query}