Update app.py

app.py

@@ -97,7 +97,7 @@ def process_model(ft_model_id: str, base_model_id: str, rank: str, private_repo,
                 f"--device={device}"
             ]
             print("cmd", cmd)
-            (returncode, output_stdout, output_stderr) = run_command()
+            (returncode, output_stdout, output_stderr) = run_command(cmd)
             print("returncode", returncode)
             print("output_stdout", output_stdout)
             print("output_stderr", output_stderr)