Sideload 6.2.0 released

What's Changed

• MainView: update copy by @danirabbit in #151
• Switch to GHCR containers by @davidmhewitt in #154
• Show flatpak permission warning by @danirabbit in #153

New Contributors

• @dependabot made their first contribution in #155

Full Changelog: 6.1.0...6.2.0