no prerequisities anymore?

.gitea/workflows/build.yaml

@@ -11,10 +11,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-    # - name: Install prerequisites
+    - name: Install prerequisites
-    #   run: |
+      run: |
-    #     apt-get update
+        apt update
-    #     apt-get install -y xz-utils unzip
+        apt install -y docker
 
     - uses: https://gitea.com/actions/checkout@v4