Revert "add anchor links to headings" (#305)

Reverts #303

For some reason tables are broken.

astro.config.mjs

@@ -6,24 +6,6 @@ import image from "@astrojs/image";
 import mdx from "@astrojs/mdx";
 
 import sitemap from "@astrojs/sitemap";
-import rehypeAutolinkHeadings from "rehype-autolink-headings";
-import { h } from 'hastscript';
-
-const AnchorLinkIcon = h(
-	'svg',
-	{
-		width: 16,
-		height: 16,
-		version: 1.1,
-		viewBox: '0 0 16 16',
-		xlmns: 'http://www.w3.org/2000/svg',
-	},
-	h('path', {
-		fillRule: 'evenodd',
-		fill: 'currentcolor',
-		d: 'M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z',
-	})
-);
 
 // https://astro.build/config
 export default defineConfig({
@@ -41,29 +23,5 @@ export default defineConfig({
     shikiConfig: {
       theme: 'dracula-soft',
     },
-    rehypePlugins: [
-      [
-        rehypeAutolinkHeadings,
-          {
-            properties: {
-              class: 'anchorLink',
-            },
-            behavior: 'before',
-            group: ({ tagName }) =>
-              h(`div.headingWrapper.level-${tagName}.flex.flex-row.items-baseline.prose-a:mr-4`, {
-                tabIndex: -1,
-              }),
-            content: () => [
-              h(
-                `span.anchor-icon.align-baseline`,
-                {
-                  ariaHidden: 'true',
-                },
-                AnchorLinkIcon
-              ),
-            ],
-          },
-      ],
-    ],
   },
 });