ENH: Add documentation build GHA workflow file

Add documentation build GHA workflow file.

.github/workflows/doc_build.yaml

@@ -0,0 +1,31 @@
+name: Build docs
+
+on:
+  push:
+    branches:
+      - master
+    tags:
+      - 'v*'
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Check out repository
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade --user pip setuptools coverage
+        pip install .[doc]
+
+    - name: Build docs
+      run: |
+          make -C doc/ SPHINXOPTS="-W -v" BUILDDIR="$HOME/docs" OUTDIR="$HOME/html" html