DRO.json in cocina-models-0.16.0

- old
+ new

@@ -2,11 +2,11 @@
   "$schema": "http://json-schema.org/draft-06/schema#",
   "id": "http://cocina.sul.stanford.edu/schemas/DRO",
   "title": "Digital Repository Object",
   "description": "Domain-defined abstraction of a 'work'. Digital Repository Objects' abstraction is describable for our domain’s purposes, i.e. for management needs within our system.",
   "type": "object",
-  "required": ["@context", "@type", "externalIdentifier", "label", "internalIdentifier", "version", "administrative", "access", "identification", "structural"],
+  "required": ["@context", "@type", "externalIdentifier", "label", "internalIdentifier", "version", "administrative", "access", "description", "identification", "structural"],
   "properties": {
     "@context": {
       "description": "URI for the JSON-LD context definitions.",
       "type": "string"
     },
@@ -142,11 +142,11 @@
         },
         "releaseTags": {
           "description": "Tags for release",
           "type": "array",
           "items": {
-            "$ref": "ReleaseTag.json"
+            "$ref": "/ReleaseTag"
           }
         },
         "sdrPreserve": {
           "description": "If this resource should be sent to Preservation.",
           "type": "boolean"
@@ -157,9 +157,13 @@
           "items": {
             "$ref": "/Agent"
           }
         }
       }
+    },
+    "description": {
+      "description": "Descriptive metadata for the DRO.",
+      "$ref": "/Description"
     },
     "identification": {
       "description": "Identifying information for the DRO.",
       "type": "object",
       "required": ["identifier"],