- Added modular GitHub Actions CI (ci.yml / ci-cell.yml) with Linux/macOS/Windows matrix, dependency install, tests, and install verification;
- Added Doxygen API documentation (Doxyfile, doc/mainpage.md, generate_doxygen.sh) and a section-1 man page (doc/chomp.1);
- Modernised CMakeLists.txt (CLASP 0.15 / STLSoft 1.11.1 / Catch2 / xTests; CLASP::core linkage; MSVC options;
BUILD_TESTING; man-page installation); - Added cmake/BuildType.cmake;
- Canonicalised CMake helper scripts (prepare_cmake.sh, build_cmake.sh, clean_cmake.sh, remove_cmake_artefacts.sh, run_all_unit_tests.sh) with SIS_CMAKE_* support and MinGW/MSVC flags;
- Added run_all_unit_tests.cmd;
- Added .sis/script_info_lines.txt and .sis/project_name.txt;
- Project boilerplate updates (.gitattributes, .gitignore, .vimrc, .vscode/settings.json);
- Added NEWS.md and README badge row (incl. CI → ci.yml);
- Updated homepage to https://github.com/sistools/chomp;
- Updated LICENSE copyright years to 2020-2026;
- Initial CMake-based release (CMakeLists.txt, helper scripts, unit tests, and project documentation);