.markdownitrc.json

{
  "options": {
    "html": false,
    "xhtmlOut": false,
    "breaks": false,
    "langPrefix": "language-",
    "linkify": false,
    "typographer": false,
    "quotes": "“”‘’"
  },
  "plugins": [
    {
      "name": "markdown-it-abbr"
    }
  ]
}