Test seperately generate docs

.github/workflows/docs.yml

@@ -0,0 +1,57 @@
+name: Generate docs
+
+permissions:
+  contents: write
+  pages: write
+  id-token: write
+
+on:
+  push:
+    branches: ["ga-docs"]
+
+jobs:
+  docs:
+    name: Generate documentation
+    runs-on: ubuntu-latest
+
+    steps:
+
+    - uses: actions/checkout@v4
+      with:
+        submodules: true
+
+    - name:
+      uses: ./.github/actions/setup-twfy
+      with:
+        php_version: "7.4"
+
+    - name: Build documentation
+      run: |
+        sudo apt-get update && sudo apt-get install -y graphviz
+        rm -rf docs || exit 0
+        mkdir docs        
+        ./vendor/bin/phpdoc
+
+    - name: Setup Pages
+      uses: actions/configure-pages@v3
+
+    - name: Upload artifact
+      uses: actions/upload-pages-artifact@v2
+      with:
+        path: docs
+
+
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    needs: docs
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v2
+
+      - uses: geekyeggo/delete-artifact@v2
+        with:
+          name: github-pages