Upgraded to .net 7.0

Some binaries are now using AoT compilation (Windows x64 and Linux x64)

Build environment was split into 3 scripts. They each have different prerequisites that should be determined from error messages or intuitive knowhow.

Updated to dotnet 6.0, replacing resampling filter from bicubic to la…

…nczos3 and added an option for custom filename formatting

Updated to dotnet 6.0, replacing resampling filter from bicubic to la…

…nczos3 and added an option for custom filename formatting