See what caching with squash does

.gitlab-ci.yml

@@ -20,11 +20,11 @@ build-image:
   parallel:
     matrix:
       - RECIPE:
-          - cp-laptop.yml
+          # - cp-laptop.yml
           - jp-desktop-nvidia.yml
-          - jp-laptop.yml
-          - wke-server.yml
-          - wke-worker.yml
+          # - jp-laptop.yml
+          # - wke-server.yml
+          # - wke-worker.yml
   variables:
     DOCKER_HOST: tcp://docker:2376
     DOCKER_TLS_CERTDIR: /certs
@@ -38,4 +38,4 @@ build-image:
     - export COSIGN_PRIVATE_KEY=$(cat .secure_files/cosign.key)
   script:
     - sleep 5
-    - bluebuild build -S sigstore -p ./recipes/$RECIPE
+    - bluebuild build -S sigstore -B podman --squash -p ./recipes/$RECIPE