* [MM-36428][MM-36434][MM-36435] Keyboard navigation and menu updates for new tab/dropdown layout
* Shortcuts for Windows/Linux
* Update config.yml
* Fixed up the shortcuts
* Fixed the new server modal popping up where there are GPO teams only
* Updated config, added types and classes for messaging tab
* Working app with tabs and servers
* Remainder of logic
* Make base tab abstract class
* Account for new app case
* Merge'd
* PR feedback
* WIP
* WIP
* PoC for dropdown - logic stuff
* Most of the logic for the dropdown
* Working dropdown menu to pick servers
* Mentions, unreads and expired working. Many styles are working.
* Some more styles
* Dark mode and other stuff
* Some cleanup
* Generate build
* PR feedback
* More PR feedback
* Initial setup and migrated src/common
* WIP
* WIP
* WIP
* Main module basically finished
* Renderer process migrated
* Added CI step and some fixes
* Fixed remainder of issues and added proper ESLint config
* Fixed a couple issues
* Progress!
* Some more fixes
* Fixed a test
* Fix build step
* PR feedback
