code: def build_list(self, manifests):
          
  
          media_type = manifests[0]['media_type']
          if (not all(m['media_type'] == media_type for m in manifests)):
              raise PluginFailedException('worker manifests have inconsistent types: {}'
                                          .format(manifests))
  
          if media_type == MEDIA_TYPE_DOCKER_V2_SCHEMA2:
              list_type = MEDIA_TYPE_DOCKER_V2_MANIFEST_LIST
          elif media_type == MEDIA_TYPE_OCI_V1:
              list_type = MEDIA_TYPE_OCI_V1_INDEX
          else:
              raise PluginFailedException('worker manifests have unsupported type: {}'
                                          .format(media_type))
  
          return list_type, json.dumps({
                  "schemaVersion": 2,
                  "mediaType": list_type,
                  "manifests": [
                      {
                          "mediaType": media_type,
                          "size": m['size'],
                          "digest": m['digest'],
                          "platform": {
                              "architecture": m['architecture'],
                              "os": "linux"
                          }
                      } for m in manifests
                  ],
          }, indent=4)
docs: Builds a manifest list or OCI image out of the given manifests