Upgrading a server-side Swift project to Vapor 4

1 · Valentin Knabel · April 22, 2020, midnight
The past few days I created a new server using Vapor and hit vapor new <project> --auth which created a Vapor 3 server. Later I upgraded the young project to Vapor 4, but found some lack of practical information about the upgrade on the internet. So here I share my subjective experience and try to give you some tips. The app itself is relatively simple: it has user authentication and registration users don‘t have any profile and cannot interact with each other on certain events, we notify multi...