refactor: remove unused code

Author: moonmeister

package.json

@@ -55,7 +55,6 @@
 		"shiki": "^3.2.1",
 		"strip-markdown": "^6.0.0",
 		"unified": "^11.0.5",
-		"unist-util-visit": "^5.0.0",
 		"vfile-matter": "^5.0.1"
 	},
 	"devDependencies": {

pnpm-lock.yaml

@@ -13,7 +13,6 @@ import withSmartQuotes from "remark-smartypants";
 import remarkStringify from "remark-stringify";
 import remarkStrip from "strip-markdown";
 import { unified } from "unified";
-import { visit } from "unist-util-visit";
 import { matter } from "vfile-matter";
 import { getRemoteImgUrl } from "./remote-mdx-files.mjs";
 /**
@@ -36,28 +35,6 @@ function addFrontmatterToVFile() {
 	return (_, file) => matter(file);
 }
 
-export function addTocToVFile() {
-	return (tree, file) => {
-		const toc = [];
-		visit(tree, "element", (node) => {
-			if (
-				(node.tagName === "h2" || node.tagName === "h3") &&
-				node.children[0].value
-			) {
-				const title = node.children[0]?.value;
-
-				toc.push({
-					id: node.properties.id,
-					text: title,
-					level: Number.parseInt(node.tagName[1], 10),
-				});
-			}
-		});
-
-		file.data.toc = toc;
-	};
-}
-
 /**
  * Returns the parsed content of a document from its markdown content.
  *