ci: adding doc build

Author: pthierry-ledger

.github/workflows/ci.yml

@@ -52,3 +52,16 @@ jobs:
           pip install tox
       - name: Run linters
         run: tox -e lint || true
+
+  doc:
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.10'
+      - run: |
+          pip install tox
+      - name: Run linters
+        run: tox -e doc