diff --git a/.gitea/workflows/build-container.yml b/.gitea/workflows/build-container.yml
index 1973175..87aa075 100644
--- a/.gitea/workflows/build-container.yml
+++ b/.gitea/workflows/build-container.yml
@@ -1,4 +1,4 @@
-name: Gitea Actions Demo
+name: Build container
 on: [push]
 jobs:
   build-container:
@@ -8,3 +8,8 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@v4
       - run: ls -l
+      - name: Install Nix
+        uses: cachix/install-nix-action@v31
+      - name: Build container
+        run: nix build .#docker
+      - run: find result/*