Merge pull request #350 from marp-team/refactor-lazy-highlightjs

`highlightjs` getter

CHANGELOG.md

@@ -2,8 +2,13 @@
 
 ## [Unreleased]
 
+### Added
+
+- `highlightjs` getter, to access the generated highlight.js instance per Marp Core instances ([#350](https://github.com/marp-team/marp-core/pull/350))
+
 ### Changed
 
+- Marp Core instance is no longer using the shared highlight.js instance ([#350](https://github.com/marp-team/marp-core/pull/350))
 - Upgrade Node.js and dependent packages to the latest version ([#351](https://github.com/marp-team/marp-core/pull/351))
 
 ## v3.7.0 - 2023-06-09

marp.config.mjs

@@ -1,11 +1,12 @@
 import path from 'node:path'
 
-const dirname = path.dirname(new URL(import.meta.url).pathname)
-
 export default {
-  engine: path.join(dirname, './lib/marp.js'),
+  engine: './lib/marp.js',
   server: true,
-  inputDir: path.join(dirname, './sandbox'),
+  inputDir: path.join(
+    path.dirname(new URL(import.meta.url).pathname),
+    './sandbox',
+  ),
   html: true,
   options: {
     minifyCSS: false,