add deployment workflow

.github/workflows/deploy-to-gh-pages.yml

@@ -0,0 +1,28 @@
+name: "Deploy to github pages"
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  Pandoc-Build:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout repository content
+        uses: actions/checkout@v4
+
+      - name: generate slidy using pandoc
+        uses: docker://pandoc/core:3
+        with:
+          args: "--self-contained -t slidy -o slidesDutch.tmp slides/slidesDutch.md"
+
+      - name: attach pre- and post to generated html file
+        run: cat slides/pre.html slidesDutch.tmp slides/post.html > index.html
+
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: .