Update .gitlab-ci.yml file

.gitlab-ci.yml

@@ -40,6 +40,10 @@ test:
 
 build:
   stage: build
+  default:
+    image:
+    name: alpine:3.18
+    entrypoint: [""]
   image:
     name: gcr.io/kaniko-project/executor:latest
     entrypoint: ["/busybox/sh", "-c"]