Update app.py

app.py

@@ -127,7 +127,7 @@ def document_qna_tool(pdf_path: str, question: str) -> str:
         qa_pipeline = pipeline("text2text-generation", model="google/flan-t5-base")
         prompt = f"Context: {best_context}\nQuestion: {question}"
         print("[DEBUG] Calling QA model...")
-        answer = qa_pipeline(prompt, max_new_tokens=100)[0]['generated_text']
+        answer = qa_pipeline(prompt, max_new_tokens=500)[0]['generated_text']
 
         return f"Answer: {answer.strip()}"