Update app.py

app.py

@@ -10,6 +10,7 @@ from backend_app.config import (
 
 # ---------- Prepare data once ----------
 os.makedirs(DATA_DIR, exist_ok=True)
+
 if not (os.path.exists(FAISS_INDEX_PATH) and os.path.exists(DOCSTORE_PATH)):
     run_ingestion()
 
@@ -20,10 +21,10 @@ def respond(message, history, lang):
     if not message:
         return ""
 
-    # RAG answer (NO sources)
     try:
-        out = rag.answer(message, preferred_lang=lang).get("answer", "")
-        return out or "I couldn’t find enough information to answer that. Please rephrase."
+        result = rag.answer(message, preferred_lang=lang)
+        answer = (result.get("answer") or "").strip()
+        return answer if answer else "I couldn’t find enough information to answer that. Please rephrase."
     except Exception:
         return "I ran into a temporary error while generating the answer. Please try again."
 
@@ -37,16 +38,13 @@ with gr.Blocks(title=BOT_NAME) as demo:
         label="Response language"
     )
 
-    chat = gr.ChatInterface(
+    # ✅ Minimal ChatInterface for maximum compatibility
+    gr.ChatInterface(
         fn=respond,
-        additional_inputs=[lang],
-        retry_btn=None,
-        undo_btn=None,
-        clear_btn="Clear"
+        additional_inputs=[lang]
     )
 
 demo.queue()
 
 if __name__ == "__main__":
-    # HF provides the port automatically
     demo.launch()