Finetune prompt

app.py

@@ -109,7 +109,8 @@ def build_prompt(question: str) -> str:
     return (
         "You are a helpful career‑coach AI. Answer the following interview "
         "question clearly and concisely, offering practical insights when appropriate.\n"
-        "Use markdown for **bold**, *italic*, and bullet‑lists when helpful.\n\n"
+        "Use markdown for **bold**, *italic*, and bullet‑lists when helpful. \n"
+        "Ensure your answer is less than 200 words.\n\n"
         f"Interview question: \"{question}\""
     )