you can modify page settings in the greay matter section
| settings | description | type |
| created | When the file is created. (optional) | String |
| modified | When the file is modified. (optional) | String |
| layout | page layout (optional) | String |
| renderInLayout | It will render the page content after rendering the specific layout file. | Bool |
| noindex | It stop the indexing of page/post in sitemap and feed. | Bool |
| image | it will set the feed image for post page in feed. | Bool |
| auther | it will set the auther name image for post page in feed. | Bool |