v4
chore: add window.addCleanup() for cleaning up handlers
feat: support checkbox (closes #646) (#799)
feat(mermaid): improvement navigation (#1575)
feat(comments): support custom giscus themes (#1526)
a11y(darkmode): use a button for the theme toggle (#1335)
fix(layout): grid triage and regression (#1440)
fix: reset z-index instead of inherited unset (#1528)
Fix Non-English Anchor Popover Positioning Issue and Update Type Hint (#1252)
feat(search): keyboard-accessible search button (#1331)