Update app.py

app.py

@@ -147,7 +147,7 @@ def optimize_signal_rl(congestion_level):
         model.learn(total_timesteps=1000)
 
         # Reset environment to start the simulation
-        obs, _ = env.reset()
+        obs, info = env.reset()
 
         # Loop through to simulate for 10 timesteps
         for _ in range(10):