Fix Outstanding Issues to make it able to be recognised as a Library !

[Wolf00Bomber]

Describe the problem
Till date there are nearly 38 issues.

In which lesson and step of the codelab can this issue be found?
Lesson 1-end

How to reproduce?
Non Maintainability of Repo with upcoming changes in MVVM, Dagger, etc.

Versions
Version of Android Studio: Android Studio Electric Eel | 2022.1.1 Patch 1
API level targeting: API 21-33

Additional information
Update the Library regularly to be able to use it properly. This is an important Library for In App Notifications, which many use. If it gets outdated, we are screwed !

codelab: advanced-android-kotlin