v0.16.0

This release adds Linux as a third supported platform, with polish and fixes for Windows and Mac.

Cross-platform

• Authenticate websocket connections via headers rather than query parameters so session tokens stop appearing in logs (#537)
• Handle new error codes returned by the auth endpoint including WorkOS rate-limit responses (#535, #624)

Windows

• Hide titlebar in screensaver preview (#629, #630)
• Close screensaver on mouse movement (#615)
• Allow keyboard commands while in screensaver mode (#613)
• Focus email field on first-time wizard open (#644)
• Restrict verification-code input to 6 digits (#637)

Mac

• Validate the verification-code field in the settings dialog (#627)
• Correct an Error() format-string bug and silence noisy playing log lines (#315, #646)

Linux

• Initial Linux support (#544)
• Vulkan renderer with linear and cubic frame blending (#626)
• Lato font with drop-shadow overlay text (#620)
• Mouse-cursor OSD and remote control commands (#619)
• Wayland/KWin compositor-ping handling to prevent window desaturation (#628)
• Render loop paced to display FPS rather than content FPS
• --fullscreen flag with Ctrl+Q quit
• AppImage build replacing the legacy shell script with a Python implementation (#621)

Full Changelog: 0.15.0...0.16.0