I recently thought about the concept of refresh-tokens and why this makes applications more secure than just only use long-lived access-tokens. I read through a lot of StackOverflow answers and blog posts, but unfortunately didn’t found a single comment that makes it 100% really clear to me.
Jetpack Compose is the new toolkit for android to build native user interfaces. To get started, i highly recommend going through the “Jetpack Compose basics” Codelab by Google. If you prefer video content, the youtuber CodingWithMitch has a complete course on how to build apps with jetpack compose.