v1.14.0

Stats you can drill into (players and rounds), a first-visit How it works, clearer options, report-a-problem link, gear-only header, no sign-in flicker

What's Changed

• CI and tests from the Copilot review; Android builds unsigned until signing is set up by @dominikpeter in #2
• Release v1.14.0 by @dominikpeter in #3

Full Changelog: v1.13.0...v1.14.0