content: {
    "$schema": "https://json-schema.org/draft-07/schema",
    "items": {
      "oneOf": [
        {
          "$ref": "extensions/markdown.json"
        },
        {
          "$ref": "extensions/pymdownx.json"
        }
      ]
    },
    "markdownDescription": "https://squidfunk.github.io/mkdocs-material/setup/extensions/",
    "minItems": 1,
    "title": "Markdown extensions",
    "type": "array",
    "uniqueItems": true
  }