more time to spaces

app.py

@@ -60,7 +60,7 @@ def load_model():
     
 _model_cache = None
 
-@spaces.GPU(duration=120)
+@spaces.GPU(duration=180)
 def get_model():
     global _model_cache
     print(f"Model: {_model_cache}")
@@ -193,7 +193,7 @@ def interactive_chat(query):
     print(f"last messages: {last_messages}")
     print()
     return answer
-@spaces.GPU(duration=1200)
+@spaces.GPU(duration=1500)
 def get_answers():
     answers = []
     last_messages = []