restore docs.yml

.github/workflows/docs.yml

@@ -1,17 +1,33 @@
-name: Docs
+name: Documentation
 
 on:
   push:
     branches:
       - master
 
 jobs:
-  deploy-docs:
+  build:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - name: Checkout Repository
+        uses: actions/checkout@v2
 
-      - uses: mhausenblas/mkdocs-deploy-gh-pages@1.26 # https://github.com/mhausenblas/mkdocs-deploy-gh-pages/releases
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Set Up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.x
+
+      - name: Install MkDocs and Material theme
+        run: |
+          pip install mkdocs
+          pip install mkdocs-material
+
+      - name: Build MkDocs Site
+        run: mkdocs build
+
+      - name: Deploy to GitHub Pages
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: .docs