default_markdown_link_check_config.json

{
  "ignorePatterns": [
    {
      "pattern": "^#"
    }
  ],
  "replacementPatterns": [
    {
      "pattern": "^/",
      "replacement": "{{BASEURL}}/"
    },
    {
      "pattern": "^/(.*)/$",
      "replacement": "$1/README.md"
    }
  ]
}