Build and deploy docs using asciidoctor with GHA

.github/workflows/deploy_docs.yaml

@@ -0,0 +1,62 @@
+---
+name: "Build and deploy docs"
+
+on:  # yamllint disable-line rule:truthy
+  push:
+    tags: ["*"]
+  # FIXME: do not build docs on each PR or push
+  pull_request:
+    branches: ["*"]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  id-token: write
+  pages: write
+
+concurrency:
+  cancel-in-progress: false
+  group: "pages"
+
+jobs:
+  build_docs:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: "Checkout git repository"
+        uses: actions/checkout@v4
+      - name: "Show date"
+        run: date --iso-8601=minutes
+      - name: "DEBUG ME docker run"
+        run: "docker run --rm -it docker.io/library/alpine:3.19.1 uname -a"
+      - name: "DEBUG ME docker pull"
+        run: "docker pull ghcr.io/maximiliankolb/docs:1.0.0"
+      - name: "Check tree"
+        run: tree -a
+      - name: "Workaround to use podman in Makefile"
+        run: sed -i "s/podman/docker/g/" Makefile
+      - name: "Workaround to use minimal container image"
+        run: sed -i "s/docs-minimal/docs/g/" Makefile
+      - name: "Build docs"
+        run: make html
+      - name: "Check tree again"
+        run: tree -a
+
+#  # copied from
+#  deploy:
+#    runs-on: ubuntu-latest
+#    steps:
+#      - name: Checkout
+#        uses: actions/checkout@v4
+#      - name: Setup Pages
+#        uses: actions/configure-pages@v4
+#      - name: Upload artifact
+#        uses: actions/upload-pages-artifact@v3
+#        with:
+#          path: "docs/output/"
+#      - name: Deploy to GitHub Pages
+#        id: deployment
+#        uses: actions/deploy-pages@v4
+...