Sloc v2.1.0

What's Changed

• feat: show progress while scanning for .gitignore files by @coldhighsun in #22
• feat: bug fixes, filename language detection, CSV/Markdown output, and CI hardening by @coldhighsun in #23
• feat: support --detailed for Markdown output and align report header with HTML by @coldhighsun in #24
• feat: unify default output destination across all non-table formats by @coldhighsun in #26
• Review improvements: language filters, unique-file dedup, gitignore hardening, and output fixes by @coldhighsun in #27
• ci: drop sha256 checksum generation for release artifacts by @coldhighsun in #28
• ci: push prerelease packages to NuGet.org too by @coldhighsun in #29
• Add BASIC/Pascal language support and list languages in --include-lang help by @coldhighsun in #30
• test: cover --unique edge cases, malformed baseline JSON, and follow-symlinks loop by @coldhighsun in #31
• fix(core): track every directory as an ancestor during symlink-loop detection by @coldhighsun in #32
• fix(core): prevent duplicate files from mutual symlink loops by @coldhighsun in #33
• perf(core): merge gitignore/gitattributes/file-enumeration into one tree walk by @coldhighsun in #34

Full Changelog: v2.0.0...v2.1.0