Default oci-platform features field to None

Field is optional as defined in: https://github.com/distribution/distribution/blob/main/docs/content/spec/manifest-v2-2.md#manifest-list-field-descriptions
gardener · Sep 27, 2024 · 2ddb24f · 2ddb24f
1 parent 74f83ac
commit 2ddb24f
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diff --git a/concourse/steps/publish.mako b/concourse/steps/publish.mako
@@ -100,7 +100,7 @@ def to_manifest_list_entry(image_ref_template: str, oci_client=oci_client):
       architecture=arch,
       os=os_id,
       variant=cfg_blob.get('variant', None),
-      features=cfg_blob.get('features', []),
+      features=cfg_blob.get('features', None),
     ),
   )
 

diff --git a/oci/model.py b/oci/model.py
@@ -368,7 +368,7 @@ class OciPlatform:
     architecture: str
     os: str # could also be a dict (see spec)
     variant: str | None = None
-    features: list[str] | None = dataclasses.field(default_factory=list)
+    features: list[str] | None = None
 
     def as_dict(self) -> dict:
         # need custom serialisation, because some OCI registries do not like null-values