MFC v5.2.1

What's Changed

• Fix Homebrew CI and add automated release workflow by @sbryngelson in #1120
• Fix Docker build on ARM by pre-installing numpy by @sbryngelson in #1121
• Quality of life improvements for MFC toolchain by @sbryngelson in #1118
• Add CI lint gate and local precheck command by @sbryngelson in #1122
• Shell completion auto-install and pre-commit hook improvements by @sbryngelson in #1124
• Remove .cursor directory by @sbryngelson in #1128
• Update README: theming, capabilities, and cleanup by @sbryngelson in #1129
• Update MFC 5.0 citation to published CPC article by @sbryngelson in #1131
• Simplify landing page JS and fix broken scaling section by @sbryngelson in #1132
• Auto-generate description labels and extend DEPENDENCIES schema by @sbryngelson in #1133
• Add developer guide, streamline PR template, AI reviewers by @sbryngelson in #1134
• Modify .pr_agent.toml for PR commands and settings by @sbryngelson in #1137
• Add comprehensive equations documentation by @sbryngelson in #1136
• Fix empty bibliography in CI docs build by @sbryngelson in #1142
• Fix 1D multi-rank MPI_GATHERV bug in post-process silo output by @sbryngelson in #1138
• Levelset refactor by @danieljvickers in #1123
• Add physics constraint validation and auto-generated docs by @sbryngelson in #1149
• Document dimensions, stored-parameter conventions, and strengthen doc linter by @sbryngelson in #1150
• Restructure README for impact and fix broken doc links by @sbryngelson in #1151
• Refresh README, docs landing page, and scaling plots by @sbryngelson in #1152
• Fix Homebrew install crash from namelist parser by @sbryngelson in #1154

Full Changelog: v5.2.0...v5.2.1