Check links

Author: wooorm

package.json

@@ -41,6 +41,7 @@
     "rehype-stringify": "^3.0.0",
     "remark-cli": "^3.0.1",
     "remark-lint-first-heading-level": "^1.0.0",
+    "remark-lint-no-dead-urls": "^0.2.0",
     "remark-parse": "^3.0.0",
     "remark-preset-wooorm": "^3.0.0",
     "remark-rehype": "^2.0.0",

script/markdown/preset-md.js

@@ -2,6 +2,7 @@ exports.plugins = [
   require('remark-preset-wooorm'),
   [require('remark-retext'), require('../natural-language')()],
   [require('remark-validate-links'), false],
+  [require('remark-lint-no-dead-urls'), 'https://unifiedjs.github.io'],
   [require('remark-lint-first-heading-level'), 2],
   [require('remark-toc'), {heading: 'contents', depth: 3, tight: true}]
 ];