Update app.py

app.py

@@ -3,8 +3,11 @@ from dotenv import load_dotenv
 from subprocess import Popen
 load_dotenv()
 
-os.environ["HF_SPACE"] = "https://hf.space/embed/pplonski/mercury-test-2"
+
+my_env = os.environ.copy()
+my_env["HF_SPACE"] = "https://hf.space/embed/pplonski/mercury-test-2"
+
 command = ["mercury", "run", f"0.0.0.0:{os.environ.get('PORT', 7860)}"] 
 print(command)
-worker = Popen(command) 
+worker = Popen(command, env=my_env) 
 worker.wait()