Publish documentation on push to develop branch (#3660)

👷 add job to publish the documentation

.github/workflows/publish_documentation.yml

@@ -0,0 +1,27 @@
+name: Publish documentation
+
+# publish the documentation on every merge to develop branch
+on:
+  push:
+    branches:
+      - develop
+
+# we don't want to have concurrent jobs, and we don't want to cancel running jobs to avoid broken publications
+concurrency:
+  group: documentation
+  cancel-in-progress: false
+
+jobs:
+  publish_documentation:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install and update PlantUML
+        run: sudo apt-get install -y plantuml
+
+      - name: Install virtual environment
+        run: make install_venv -C docs/mkdocs
+
+      - name: Publish documentation
+        run: make publish -C docs/mkdocs