In an effort to restore them as much as I could, I used a combination of waifu2x ("Single-Image Super-Resolution for Anime-Style Art using Deep Convolutional Neural Networks"), Clip Studio Paint resize/cleanup tools, and manual cleanup done by hand. Unfortunately, the red text on the title page was a lost cause. If anyone can decipher solid red rectangles please contact me lol. Source: about 1 year ago

Maybe this would help. There's also an app version of it. Source: over 1 year ago

I would recommend putting it through an upscaler beforehand, it seems a bit small. Source: over 1 year ago

Http://waifu2x.udp.jp/index.html found this image upscaler from https://www.reddit.com/r/FireEmblemHeroes/comments/a51f0k/i_turned_yusuke_kozakis_artwork_into_a_high/?st=JPIZKYIB&sh=f12f76fe a while ago, perhaps that would be the closest if IS doesn't release anything. Source: over 1 year ago

You can make it bigger for print by using by using an Japanese AI image enlarging tool. Source: over 1 year ago

Fastlane: For mobile development, Fastlane is an automation tool that can automate the building and releasing of iOS and Android apps. - Source: dev.to / 5 months ago

The 20 testers closed beta should be very easy to automate through Fastlane and a script, I think https://www.20testers.com/ is already using this, seeing that they say "We run automated tests on 20 separate Google accounts for 14 consecutive days. The testing involves interacting with your app in a human-like manner - pressing buttons, filling in inputs, etc.". Source: 7 months ago

Fastlane is an open-source platform designed to simplify Android and iOS deployment. It allows you to automate every aspect of your development and release workflow. - Source: dev.to / 7 months ago

-> You can use codepush. -> If you like me, you can use fastlane https://fastlane.tools/ -> You can use Expo OTA without use expo too :). Source: about 1 year ago

Building your app using only GitHub Actions is possible, but it's definitely not a straightforward process. There are tools such as Fastlane and of course XCode Cloud that simplifies this process, however my goal was a solution that was not dependent on third party libraries or services. - Source: dev.to / about 1 year ago