diff --git a/.forgejo/workflows/build-site.yaml b/.forgejo/workflows/build-site.yaml
new file mode 100644
index 0000000..e997d42
--- /dev/null
+++ b/.forgejo/workflows/build-site.yaml
@@ -0,0 +1,14 @@
+name: build site
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build_site:
+    runs-on: nix
+    steps:
+      - uses: actions/checkout@v3
+      - name: Build the site
+        run: nix-build
+