0.5.0: ear training, stats, sound, every-place questions New pages: Ear training, Stats and practice. Home lists 0.3.0 to 0.5.0 and the new pages; Installation has the renamed, self-updating AppImage, the Flatpak audio permission and the iPhone silent switch; First steps, Learning path, Drills, Settings, Troubleshooting and Building from source cover sound, the ear path, every-place questions, weak-spot practice and the new settings. Screenshots refreshed and added. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01BaPKra9SupjBUMe5TSzA48