Merge branch 'imprv/115672-presentation-preview' into imprv/115672-115674-presentation-preview

apps/app/package.json

@@ -189,6 +189,7 @@
     "remark-math": "^5.1.1",
     "remark-toc": "^8.0.1",
     "remark-wiki-link": "^1.0.4",
+    "remark-frontmatter": "^4.0.1",
     "socket.io": "^4.2.0",
     "stream-to-promise": "^3.0.0",
     "string-width": "=4.2.2",

apps/app/src/services/renderer/renderer.tsx

@@ -6,6 +6,7 @@ import sanitize, { defaultSchema as rehypeSanitizeDefaultSchema } from 'rehype-s
 import slug from 'rehype-slug';
 import breaks from 'remark-breaks';
 import emoji from 'remark-emoji';
+import remarkFrontmatter from 'remark-frontmatter';
 import gfm from 'remark-gfm';
 import math from 'remark-math';
 import toc from 'remark-toc';
@@ -98,6 +99,7 @@ export const generateCommonOptions = (pagePath: string|undefined): RendererOptio
       emoji,
       pukiwikiLikeLinker,
       growiDirective,
+      remarkFrontmatter,
     ],
     remarkRehypeOptions: {
       clobberPrefix: '', // remove clobber prefix