Background Work with WorkManager

[Sanketbhoir03]

URL of codelab

Specify the language of the codelab if it is not English:

In which task and step of the codelab can this issue be found?

Describe the problem
Why the dark mode is not applicable to the Codelab section. It should be an option to enable dark mode

Steps to reproduce?

1. Go to...
2. Click on...
3. See error...

Versions
Android Studio version:
API version of the emulator:

Additional information
Include screenshots if they would be useful in clarifying the problem.