New

• Added TF2 64-bit support.
• Added new features to the "Troubleshooting & Repair" page.
• Updated the list of supported games.

Bug fixes

• Fixed incorrect icon on the Updater form.
• Fixed config parser breakage on some game config files.
• Disabled unavailable features on some platforms.

Other changes

• Reworked the offline help system.
• Updated About form.
• Updated CI workflows to the latest releases.
• Updated mastercomfig FPS-configs to version 9.10.3.
• Updated all supported HUDs to the latest releases.
• Updated NLog to version 5.3.2.
• Rebased Doxyfile to version 1.11.0.

Refactoring and cleanup

• Switched various modules to async+await pattern use.
• Updated the helper script to cleanup compiled localization files.
• Performed major code refactoring.
• Removed or replaced all icons with non-free licenses.
• Switched games.xml to forward slash for cross-platform compatibility.
• Removed obsolete files from the repository.
• Removed obsolete .blob files cleanup feature.