Merge branch 'develop' into feature/Navier-Stokes

cmake/PugsDoc.cmake

doc/lisp/build-doc-config.el

doc/userdoc.org

packages/CLI11/.appveyor.yml

packages/CLI11/.ci/azure-build.yml

packages/CLI11/.ci/azure-cmake.yml

packages/CLI11/.ci/azure-test.yml

packages/CLI11/.ci/build_doxygen.sh

packages/CLI11/.ci/build_lcov.sh

packages/CLI11/.ci/make_and_test.sh

packages/CLI11/.ci/run_codecov.sh

packages/CLI11/.clang-format

packages/CLI11/.clang-tidy

packages/CLI11/.codecov.yml

packages/CLI11/.editorconfig

packages/CLI11/.github/CONTRIBUTING.md

packages/CLI11/.github/actions/quick_cmake/action.yml

packages/CLI11/.github/codecov.yml

packages/CLI11/.github/dependabot.yml

packages/CLI11/.github/labeler_merged.yml