v0.12.0

PyGRT v0.12.0

• Support inpute distance file, like grt greenfn -R<file> ...
• Add the exact closed-form solution the first-kind Lamb problem.
• Fix some typos in comments of test shell scripts.
• Update documents, fix some typos.

What's Changed

• CI: use macos-15 for intel and arm64 arch by @Dengda98 in #111
• FEAT: support input distance file by @Dengda98 in #112
• add citation in README.md by @Dengda98 in #116
• FEAT: exact closed-form solution for the Lamb problem of the first kind by @Dengda98 in #117
• FEAT: update lamb1 interfaces by @Dengda98 in #118
• DOC: add lamb1 (the first-kind Lamb problem) by @Dengda98 in #119

Full Changelog: v0.11.0...v0.12.0