Update docs workflow with additional steps to install requirements for sphinx (rtd theme).

Author: fkdosilovic

.github/workflows/docs.yml

@@ -8,20 +8,33 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     permissions:
       contents: write
     steps:
     - uses: actions/checkout@v4
       with:
         persist-credentials: false
+
+    - name: Set up Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.12'
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r docs/requirements.txt
+
     - name: Build HTML
       uses: ammaraskar/sphinx-action@master
+
     - name: Upload artifacts
       uses: actions/upload-artifact@v4
       with:
         name: html-docs
         path: docs/build/html/
+
     - name: Deploy
       uses: peaceiris/actions-gh-pages@v3
       if: github.ref == 'refs/heads/master'

docs/requirements.txt

@@ -1 +1,3 @@
-furo==2021.11.16
+furo==2021.11.16
+Sphinx==7.4.7
+sphinx-rtd-theme==3.0.2