ci: add mkdocs-build job

Author: maciejmajek

.github/workflows/mkdocs-build.yml

@@ -0,0 +1,45 @@
+name: build and test
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened, edited, ready_for_review]
+    branches:
+      - development
+      - main
+
+jobs:
+  build-and-test-ros2:
+    if: github.event.pull_request.draft == false
+
+    runs-on:
+      - self-hosted
+      - ${{ matrix.ros_distro }}
+
+    continue-on-error: true
+
+    strategy:
+      matrix:
+        ros_distro:
+          - jazzy
+          - humble
+
+    container:
+      image: osrf/ros:${{ matrix.ros_distro }}-desktop-full
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          clean: true
+
+      - name: Install Poetry
+        uses: snok/install-poetry@v1
+        with:
+          version: 2.1.1
+
+      - name: Install python dependencies
+        run: poetry install --with docs
+
+      - name: Build docs
+        shell: bash
+        run: |
+          poetry run mkdocs build --strict