Release 4.3.0

Features

• export default light and dark theme variables

Bug Fixes

• do not do extra publish step, just release publishes
• make exports immutable
• freeze dark theme variables and add export-existence tests
• add GitHub Pages deployment workflow and Vite base path
• isolate diff table from host table CSS (daisyui/bootstrap)
• bump js-yaml to ^4.2.0 (CVE-2026-53550)
• clear remaining audit advisories in dev toolchain

Documentation

• add overscan, disableWorker, and loading overlay to README

Chores

• make pnpm canonical (drop npm lockfile, approve builds)