Added documentation building workflow.

Author: coordt

.github/workflows/build-docs.yaml

@@ -0,0 +1,35 @@
+name: Build and Deploy Sphinx Documentation
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout Repository
+      uses: actions/checkout@v2
+
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: 3.11  # You can specify another version if needed.
+
+    - name: Install Dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements/docs.txt
+
+    - name: Build Sphinx Documentation
+      run: |
+        cd docsrc
+        make html
+
+    - name: Deploy to GitHub Pages
+      uses: peaceiris/actions-gh-pages@v3
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        publish_dir: ./docsrc/_build/html
+        publish_branch: gh-pages