v0.4.0

What's Changed

• ci: update pre-commit and fix ci by @tlambert03 in #39
• build: fix build for cython >=3, remove compile-time warnings by @tlambert03 in #40
• test: remove breakpoints and update coverage on expressions by @tlambert03 in #42
• ci: add c++ coverage by @tlambert03 in #45
• fix: fix bug in scip freeConstraints and gurobi setConstraints crash by @tlambert03 in #44
• ci(dependabot): bump conda-incubator/setup-miniconda from 2 to 3 by @dependabot in #47
• docs: add sphinx docs by @tlambert03 in #51
• ci(dependabot): bump actions/upload-pages-artifact from 2 to 3 by @dependabot in #52
• ci(dependabot): bump actions/deploy-pages from 3 to 4 by @dependabot in #53
• ci(dependabot): bump actions/setup-python from 4 to 5 by @dependabot in #54
• ci(dependabot): bump codecov/codecov-action from 3 to 4 by @dependabot in #55
• feat: Add event callback to solver backend to monitor progress by @tlambert03 in #56
• feat: Improve structure of data provided to event callbacks, extract more stats and provide type hints for callback data by @tlambert03 in #57

Full Changelog: v0.3.1...v0.4.0