Lucerne 0.2.0

Unsigned build

This app is not code-signed with a Developer ID or notarized, so macOS
Gatekeeper will warn on first launch. To open it:

• Right-click (or Control-click) the app → Open → Open, or
• run xattr -dr com.apple.quarantine /Applications/Lucerne.app

What's Changed

• Size the default window and zoom to the screen and page format by @L-K-M in #4
• Classic chrome: hand-drawn format bar, ruler, status bar, and window shape by @L-K-M in #5
• Chrome polish: inactive muting, font try-on picker + tear-off, screen-aware sizing, welcome redesign by @L-K-M in #6

Full Changelog: v0.1.1...v0.2.0