React Slides

* Adds useState
* State
* useEffect
* Side Effects

src/lib/languages/index.ts

@@ -0,0 +1,6 @@
+import { svelte } from './svelte'
+import type { Hljs } from './types'
+
+export function registerLanguages(hljs: Hljs) {
+	hljs.registerLanguage('svelte', svelte)
+}