Fix mobile rendering issues and optimize buffer handling for ARM64 - #46

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/cache@v4, actions/checkout@v4, actions/upload-artifact@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

'|': unsafe mix of type 'bool' and type 'int' in operation [D:\a\gzdoom\gzdoom\build\src\zdoom.vcxproj]

'|=': unsafe mix of type 'bool' and type 'int' in operation [D:\a\gzdoom\gzdoom\build\src\zdoom.vcxproj]

'|': unsafe mix of type 'bool' and type 'int' in operation [D:\a\gzdoom\gzdoom\build\src\zdoom.vcxproj]

'|=': unsafe mix of type 'bool' and type 'int' in operation [D:\a\gzdoom\gzdoom\build\src\zdoom.vcxproj]

'|': unsafe mix of type 'bool' and type 'int' in operation [D:\a\gzdoom\gzdoom\build\src\zdoom.vcxproj]

'|=': unsafe mix of type 'bool' and type 'int' in operation [D:\a\gzdoom\gzdoom\build\src\zdoom.vcxproj]

operands are different enum types 'fluid_basic_channel_modes' and 'fluid_channel_mode_flags'; use an explicit cast to silence this warning [D:\a\gzdoom\gzdoom\build\zmusic_build\thirdparty\fluidsynth\src\fluidsynth.vcxproj]

operands are different enum types 'fluid_basic_channel_modes' and 'fluid_channel_mode_flags'; use an explicit cast to silence this warning [D:\a\gzdoom\gzdoom\build\zmusic_build\thirdparty\fluidsynth\src\fluidsynth.vcxproj]

operands are different enum types 'fluid_basic_channel_modes' and 'fluid_channel_mode_flags'; use an explicit cast to silence this warning [D:\a\gzdoom\gzdoom\build\zmusic_build\thirdparty\fluidsynth\src\fluidsynth.vcxproj]

operands are different enum types 'fluid_basic_channel_modes' and 'fluid_channel_mode_flags'; use an explicit cast to silence this warning [D:\a\gzdoom\gzdoom\build\zmusic_build\thirdparty\fluidsynth\src\fluidsynth.vcxproj]

operands are different enum types 'fluid_basic_channel_modes' and 'fluid_channel_mode_flags'; use an explicit cast to silence this warning [D:\a\gzdoom\gzdoom\build\zmusic_build\thirdparty\fluidsynth\src\fluidsynth.vcxproj]

operands are different enum types 'fluid_basic_channel_modes' and 'fluid_channel_mode_flags'; use an explicit cast to silence this warning [D:\a\gzdoom\gzdoom\build\zmusic_build\thirdparty\fluidsynth\src\fluidsynth.vcxproj]

operands are different enum types 'fluid_basic_channel_modes' and 'fluid_channel_mode_flags'; use an explicit cast to silence this warning [D:\a\gzdoom\gzdoom\build\zmusic_build\thirdparty\fluidsynth\src\fluidsynth.vcxproj]

operands are different enum types 'fluid_basic_channel_modes' and 'fluid_channel_mode_flags'; use an explicit cast to silence this warning [D:\a\gzdoom\gzdoom\build\zmusic_build\thirdparty\fluidsynth\src\fluidsynth.vcxproj]

operands are different enum types 'fluid_basic_channel_modes' and 'fluid_channel_mode_flags'; use an explicit cast to silence this warning [D:\a\gzdoom\gzdoom\build\zmusic_build\thirdparty\fluidsynth\src\fluidsynth.vcxproj]