2.12.1

Changelog

• Convert new single-digit Unity versions (6+) to the internal four-digit one (6000+)
• More strict version parsing, preventing arguments being misinterpreted as versions
• Reduce cases where help isn't printed when requested because argument parsing failed
• Version now includes Git commit hash when using -v
• Fix "unity" editor package not selected by default
• Fix some early errors not being colored, because $CLICOLORS was checked later
• Fix "New major Unity versions" being shown in the overview when already installed
• Update to .Net 8, use AOT compilation