runtime error

Exit code: 1. Reason: Traceback (most recent call last): File "/home/user/app/app.py", line 7, in <module> API_KEY = os.getenv("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") NameError: name 'os' is not defined

Container logs: