Merge pull request #16035 from joshrwolf/crane-tests

add crane tests

crane.yaml

@@ -41,3 +41,26 @@ update:
   github:
     identifier: google/go-containerregistry
     strip-prefix: v
+
+test:
+  environment:
+    contents:
+      packages:
+        - jq
+  pipeline:
+    - name: Verify Crane installation
+      runs: |
+        crane version || exit 1
+    - name: Fetch and verify manifest
+      runs: |
+        crane manifest chainguard/static | jq '.schemaVersion' | grep '2' || exit 1
+    - name: List tags for a public image
+      runs: |
+        crane ls chainguard/static | grep -E 'latest|v[0-9]+.[0-9]+.[0-9]+' || exit 1
+    - name: Validate image existence
+      runs: |
+        crane digest chainguard/static:latest && echo "Image exists" || exit 1
+    - name: Pull and save an image locally
+      runs: |
+        crane pull chainguard/static:latest static_latest.tar || exit 1
+        [ -f static_latest.tar ] || exit 1