Simplify code highlighting configuration

src/content/blog/post-1.md

@@ -44,12 +44,12 @@ MDSvex supports all standard Markdown features plus some extras:
 - **Frontmatter** for metadata
 - **Custom components** within Markdown
 
-### Math Support
+### Math Example
 
-You can include mathematical equations using KaTeX or MathJax (once configured):
+Here's a simple mathematical formula (rendered as plain text for now):
 
-```math
-f(x) = \int_{-\infty}^{\infty} \hat{f}(\xi) e^{2\pi i\xi x} d\xi
+```plaintext
+f(x) = sin(x) + cos(x)
 ```
 
 ## Conclusion

svelte.config.js

@@ -9,15 +9,7 @@ const config = {
 	preprocess: [
 		vitePreprocess(),
 		mdsvex({
-			extensions: ['.md', '.svx'],
-			highlight: {
-				highlighter(code, lang = 'text') {
-					if (lang === 'math') {
-						return `<div class="math-block">${code}</div>`;
-					}
-					return `<pre class="language-${lang}"><code>${code}</code></pre>`;
-				}
-			}
+			extensions: ['.md', '.svx']
 		})
 	],