README upgrade (#1394)

Author: raffaem

README.md

@@ -266,6 +266,7 @@ Starting version [v0.3.5](https://github.com/alshedivat/al-folio/releases/tag/v0
 4. Wait for a few minutes and let the action complete. You can see the progress in the **Actions** tab. If completed successfully, in addition to the `master` branch, your repository should now have a newly built `gh-pages` branch.
 5. Finally, in the **Settings** of your repository, in the Pages section, set the branch to `gh-pages` (**NOT** to `master`). For more details, see [Configuring a publishing source for your GitHub Pages site](https://docs.github.com/en/pages/getting-started-with-github-pages/configuring-a-publishing-source-for-your-github-pages-site#choosing-a-publishing-source).
 
+If you keep your site on another branch, open `.github/workflows/deploy.yml` **on the branch you keep your website on** and change on->push->branches and on->pull\_request->branches to the branch you keep your website on. This will trigger the action on pulls/pushes on that branch. The action will then deploy the website on the branch it was triggered from.
 
 <details><summary>(click to expand) <strong>Manual deployment to GitHub Pages:</strong></summary>
 
@@ -326,7 +327,11 @@ In its default configuration, al-folio will copy the top-level `README.md` to th
 
 #### Upgrading from a previous version
 
-If you installed **al-folio** as described above, you can configure a [GitHub action](https://github.com/AndreasAugustin/actions-template-sync) to automatically sync your repository with the latest version of the theme:
+If you installed **al-folio** as described above, you can configure a [GitHub action](https://github.com/AndreasAugustin/actions-template-sync) to automatically sync your repository with the latest version of the theme.
+
+Go to Settings -> Actions -> General -> Workflow permissions, give Read and write permissions to GitHub Actions, check "Allow GitHub Actions to create and approve pull requests", and save your changes.
+
+Then go to Actions -> New workflow -> set up a workflow yourself, setup the following workflow and commit your changes:
 
 ```yaml
 name: Sync from template