Update app.py

app.py

@@ -21,4 +21,4 @@ if os.path.exists(req_file):
 os.chdir(REPO_NAME)
 
 # Run the app
-runpy.run_path(f"{REPO_NAME}/app.py", run_name="__main__")
+runpy.run_path("app.py", run_name="__main__")