New features and improvements

• ci: add macos-15 to github workflow by @ChristopherRabotin in #483
• Proposed simplification to the readme by @ChristopherRabotin in #477
• Add how-to guide to Rust readme by @ChristopherRabotin in #478
• Fix de440s.bsp doc typo by @Ryan-D-Gast in #481
• Export SPK data type to Python by @google-labs-jules[bot] in #488

Dependencies

• Update iai-callgrind requirement from 0.15 to 0.16 by @dependabot[bot] in #485
• Update egui_logger requirement from 0.7.0 to 0.8.0 by @dependabot[bot] in #486

Miscellaneous

• Add Logo, thanks Gemini by @ChristopherRabotin in #473

New Contributors

• @Ryan-D-Gast made their first contribution in #481

Full Changelog: 0.6.5...0.6.6