added init for spaces and removed comment for @spaces

app.py

@@ -7,6 +7,9 @@ from threading import Thread
 from openai import OpenAI
 import spaces
 
+# Init ZeroGPU
+spaces.initialize_zero_gpu()
+
 TOKEN = os.getenv('HF_AUTH_TOKEN')
 login(token=TOKEN,
       add_to_git_credential=False)
@@ -74,7 +77,7 @@ def gpt_generation(input: str,
     return stream
 
 # Place just input pass and return generation output
-# @spaces.GPU(duration=120)
+@spaces.GPU(duration=120)
 def llama_generation(input_text: str,
                      history: list,
                      temperature: float,