feat: remark-math rehype-katex katex (#2)

数学公式渲染

astro.config.mjs

@@ -32,8 +32,8 @@ export default defineConfig({
     })
   ],
   markdown: {
-    remarkPlugins: [remarkReadingTime],
-    rehypePlugins: [],
+    remarkPlugins: [remarkMath],
+    rehypePlugins: [rehypeKatex]
   },
   redirects: {
     '/': '/page/1',
@@ -50,4 +50,4 @@ export default defineConfig({
       }
     }
   },
-});
+});