extensions on mobile are published as normal apps, so yes the process/requirements are the same as publishing any app on the app store

Safari on mobile iOS/iPad have supported extensions since iOS 15 (2021), it supported limited 3rd party content blockers since iOS 9 (2015)

I enjoyed the concept, but then it turned into just reposting and trash posts for karma mining. then I switched to Lemmy and ditched Reddit completely and no longer care about anything Reddit does

Who needs a list of features when we have more emojis than an iPhone keyboard update

so it makes JS code look better