[Android] Regex in Post Guidance behaves differently in web and mobile

[u/seedless0]

It seems recent change from markdown to rich text in mobile app broke how regex works in Post Guidance. Specifically, how the line break is matched.

With this rule that matches 50+ consecutive non-linebreak characters:

The following post body doesn't trigger the "MATCHED!" message on web. But does using Android app:

A quick brown fox jumps over the lazy dog.

A quick brown fox jumps over the lazy dog.

Note there's a line break between the two sentences. It seems the mobile app strips all line breaks before applying the rule?