v0.4.0

What's Changed

• Two-term Boltzmann solver and swarm tables by @max-models in #32
• Argon and metal process sets for magnetron models by @max-models in #31
• Add the hydrogen cross-section fits of Janev, Reiter and Samm (2003) by @max-models in #30
• Add Rudd's secondary-electron cross section for ionization by fast ions by @max-models in #29
• Build the docs with starlight-theme v0.5.0 by @max-models in #33
• Elastic e + H and e + H2 cross sections (Park et al. 2022) by @max-models in #35
• Stripping process kind for fast beams by @max-models in #34
• chore: update pre-commit hooks by @github-actions[bot] in #36
• Use ruff instead of black and isort by @max-models in #37
• Bump the python group with 2 updates by @dependabot[bot] in #39
• Atomic-hydrogen excitation and ionization fits, and rates from any EEDF by @max-models in #40
• Version 0.4.0 by @max-models in #41

Full Changelog: v0.3.0...v0.4.0