Release v2.0.0

Release v2.0.0 (2026-04-05)

Changes

• feat(release): enforce release retention and archive old release pages
• feat(ux): improve show-help UX and documentation entry experience
• fix(brew): generate auditable formula with writable runtime paths
• fix(deps): surface exact missing packages for analysis dependencies
• fix(core): remove pandas startup dependency
• fix(deps): add friendly dependency preflight and decouple pandas from startup
• refactor(deps): modularize optional dependencies for brew audit compliance
• docs: refresh usage and developer guides
• docs(install): update installation guides for Homebrew and pip
• docs(readme): improve GitHub and PyPI installation documentation