tweak gh actions file

.github/workflows/build-docs.yml

@@ -1,35 +1,16 @@
-name: CI
-
-on:
-  push:
-    branches:    
-      - master
-
+name: Docs to gh-pages
+on: [push]
 jobs:
-  build:
-
+  build-and-deploy:
     runs-on: ubuntu-latest
-
     steps:
-    - uses: actions/checkout@v1
-    # Standard drop-in approach that should work for most people.
-    - uses: ammaraskar/sphinx-action@master
-      with:
-        docs-folder: "docs/"
-    # Publish built docs to gh-pages branch.
-    # ===============================
-    - name: Commit documentation changes
-      run: |
-        git clone https://github.com/ammaraskar/sphinx-action-test.git --branch gh-pages --single-branch gh-pages
-        cp -r docs/_build/html/* gh-pages/
-        cd gh-pages
-        git config --local user.email "action@github.com"
-        git config --local user.name "GitHub Action"
-        git add .
-        git commit -m "Update documentation" -a || true
-    - name: Push changes
-      uses: ad-m/github-push-action@master
-      with:
-        branch: gh-pages
-        directory: gh-pages
-        github_token: ${{ secrets.GITHUB_TOKEN }}
+      - name: Checkout 🛎️
+        uses: actions/checkout@v2.3.1
+        with:
+          persist-credentials: false
+      - name: Deploy 🚀
+        uses: JamesIves/github-pages-deploy-action@3.5.7
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          BRANCH: gh-pages
+          FOLDER: docs/_build