diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
new file mode 100644
index 0000000..a5e9460
--- /dev/null
+++ b/.github/workflows/documentation.yml
@@ -0,0 +1,26 @@
+name: website
+
+on:
+  push:
+    branches: [ main ]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    container:
+      image: crystallang/crystal
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install dependencies
+        run: shards install
+      - name: Generate documentation
+        run: crystal docs
+      -
+        name: Deploy to GitHub Pages
+        if: success()
+        uses: crazy-max/ghaction-github-pages@v4
+        with:
+          target_branch: gh-pages
+          build_dir: docs
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}