New logo design with vinyl/gear motif, replacing old GPT-generated logo. Updated all icon sizes for Tauri, Windows Store, favicon, and static assets.
- Regenerate all icons from logo.png with proper transparency - Add 48x48, 64x64, 256x256 icon sizes for better freedesktop integration - Update tarball structure to use proper hicolor paths - Update PKGBUILD to install all icon sizes - Improve AUR package description