Update app.py

app.py

@@ -125,7 +125,7 @@ def _fixed_social_answer(question: str) -> str | None:
             "answer library service questions, and guide you to the right librarian when needed."
         )
 
-    if re.fullmatch(r"(what can you do|what do you do|how can you help|help|what help can you provide)", q):
+    if re.fullmatch(r"(what can you do|what do you do|how can you help|what help can you provide)", q):
         return (
             "I can help you search for articles and books, suggest databases, find full text, "
             "answer questions about library services, and connect you with the right Khalifa University Library staff member."
@@ -1357,17 +1357,12 @@ async def _answer_general(question: str, history=None) -> dict:
                 "Are you looking for one of these? You can also type your question directly."
             )
             return {"answer": guided, "sources": [], "model": "libbee-greeting"}
-
-        fixed_social = _fixed_social_answer(question)
-        if fixed_social:
-            return {"answer": fixed_social, "sources": [], "model": "libbee-social-fixed"}
-
         try:
             behavior = get_behavior_instructions()
             llm = ChatOpenAI(model="gpt-4o-mini", temperature=0.4, max_tokens=220)
             msgs = []
             if behavior:
-                msgs.append({"role": "system", "content": behavior + "\nFor social, greeting, or self-description questions, answer as LibBee in a warm, brief, natural way. Make it clear that you are LibBee, the Khalifa University Library AI Assistant, and that you help with books, articles, databases, library services, research support, and staff contacts. For questions like 'how old are you', playful teasing, or mild mockery, respond politely and briefly, without sounding defensive. If the question is not library-related, you may gently mention that you are specialized in library help. Match the language of the user question."})
+                msgs.append({"role": "system", "content": behavior + "\nFor social, greeting, or self-description questions, answer as LibBee in a warm, brief, natural way. Make it clear that you are LibBee, the Khalifa University Library AI Assistant, and that you help with books, articles, databases, library services, research support, and staff contacts. For questions like 'how are you', 'who are you', 'what are you', 'what can you do', 'are you a bot', playful teasing, or mild mockery, respond politely and briefly, without sounding defensive. If the question is not library-related, you may gently mention that you are specialized in library help. Match the language of the user question."})
             for m in (history or [])[-4:]:
                 if m.get("role") in ("user", "assistant"):
                     msgs.append({"role": m["role"], "content": m.get("content", "")})