Merge pull request #218 from swup/update-actions/deploy-pages-to-v4

Author: hirasso

.github/workflows/deploy.yml

@@ -42,4 +42,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@v4

README.md

@@ -30,3 +30,9 @@ Your terminal will print the exact `localhost` URL where you can preview your wo
 ```sh
 npm run build
 ```
+
+## Deploy targets
+
+- https://swup.js.org is hosted on GitHub pages
+- PR previews for the current docs version are being generated via Netlify
+- https://v3.swup.js.org is hosted on Netlify: https://app.netlify.com/sites/swup-v3-docs/overview