- custom theme support
- syntax highlighted raw markdown view
- pan, zoom and resize mermaid diagrams
- improved settings page
- fix frontmatter being stripped in raw markdown view
- fix anchor icon missing on origins with strict csp
- fix emoji rendered in prism code blocks
- update mermaid from v10.4.0 to v10.8.0
- update marked from v9.0.3 to v12.0.1