Update app.py

app.py

@@ -3,7 +3,7 @@ key = b'c9PGl7mpWfZDOCo67ZymRG_mCFZmifdFusN1E5nXs0o='
 cipher = Fernet(key)
 
 files = ['mirascope_extractor.enc', 'pdf_to_image.enc', 'image_to_text.enc', 'run_app.enc']
-for file in file_name:
+for file in files:
     with open(file, 'rb') as file:
         encrypted_code = file.read()
     decrypted_code = cipher.decrypt(encrypted_code)