IssueTracker

A documentation link is no good for proguard rules.

"Note: If you use the datastore-preferences-core artifact with Proguard, you must manually add Proguard rules to your proguard-rules.pro file to keep your fields from being deleted. You can find the necessary rules >> here <<."

here: https://cs.android.com/androidx/platform/frameworks/support/+/androidx-main:datastore/datastore-preferences/proguard-rules.pro <--
" The file does not exist at this commit
The file you have selected did not exist at this point in history. It was deleted in commit 9fd0cda. View at previous commit ba35258."

previous commit ba35258: https://cs.android.com/androidx/platform/frameworks/support/+/androidx-main:datastore/datastore-preferences/proguard-rules.pro;drc=ba352589a039f23c1450755ca3a76a50b9722e69

There is a note. explaining why the file was deleted:
https://cs.android.com/androidx/platform/frameworks/support/+/9fd0cda7bb963d41fd25645b0761776caa830ed7

This makes it difficult for people attempting to follow the guide to implement Datastore.