WineGUI v4.3.0

WineGUI Release v4.3.0

✨ New features

• Complete GE-Proton integration through the WineGUI-managed UMU launcher
• Automatic UMU launcher installation, checksum verification, recovery, and atomic updates under ~/.local/share/winegui/umu
• Proton environment initialization, prefix preparation, protonfixes, compatibility configuration, and Steam Linux Runtime setup without requiring Steam
• Support for both legacy and architecture-suffixed GE-Proton release names, including GE-Proton 11.4 and 11.5
• GE-Proton runner filtering for supported 64-bit/WoW64 bottles
• True 32-bit bottles remain available through system Wine and regular Wine runners
• Prevented unsupported direct execution of GE-Proton's embedded Wine and wineserver
• Prevented WineGUI's DXVK and VKD3D installers from overwriting GE-Proton-managed components

🐛 Bug fixes

• Fixed GE-Proton runner setup and launch behavior for existing bottles, shortcuts, Winetricks, and prefix operations
• Improved runner discovery, installation safety, locking, cleanup, and interrupted-download recovery

⚡ Improvements

• GE-Proton failures now provide user-focused guidance while keeping technical details in logs
• Added extensive coverage for managed launcher installation, archive validation, checksum failures, concurrent installs, architecture handling, and GE-Proton execution paths