update deploy instructions

README.md

@@ -71,20 +71,17 @@ They can be manually generated or automatically from one of your publication ent
 
 ## Publishing
 
-Grape-Academic-Theme uses jekyll-scholar and therefore needs to manually be published to GitHub pages.
-A script for publishing on a `gh-pages` branch is included.
-Run `_scripts/publish.sh` from the main project directory and the page will be built, copied to the `gh-pages` branch and published.
-Make sure that GitHub pages is set up to publish that branch.
-If additional scripts should be executed in the HTML root, they can be placed in `_scripts/publish.d` and will be automatically executed.
+Since GitHub changed pages deployment to be based on Actions, Grape-Academic-Theme can be deployed fully automatically.
+This project already contains the necessary GitHub workflow.
 
 These are step-by-step instructions for forking and publishing the theme at your `<username>.github.io` github pages website:
 
 1. For the repository to a repository named `<username>/<username>.github.io`
 2. Go to the settings of the new repository and navigate to the "Pages" tab.
-  There, change the source for github pages to the `gh-pages` branch of the repository.
+  There, change the source for github pages to "GitHub Actions".
 3. Clone the repository and go through the installation steps listed above
 4. In `_config.yml`, change the `baseurl` option to an empty string (`""`) to host the webpage in the root of your `github.io` page
-5. Commit the change and (with a working jekyll install) run `_scripts/publish.sh`
+5. Push to GitHub and see the workflow building and publishing your website.
 6. _Wait a couple of minutes_ and the demo content will show up at `<username>.github.io`
 
 ## Customizing
@@ -229,4 +226,4 @@ You can confirm how to draw tags at [here](https://grape-theme.netlify.com/2019/
 
 ## Licence
 
-The theme is available as open source under the terms of the [MIT Licence](https://opensource.org/licenses/MIT).
+The theme is available as open source under the terms of the [MIT Licence](https://opensource.org/licenses/MIT).