v47.2.0
Add playwright integration testing to the app (PR #1397)
Fix regressions in opening windows/tabs, update browser versions (#1284)
Revamp and move to TypeScript (#898)
Handle 'open-url' event: support "deep-linking" e.g. for mailto links (PR #1418, fix #1412)
Make app strict TypeScript + linting (and add a shared project) (#1231)