update role default to be string pointer

components/schemas/containers/config/ContainerDeploy.yml

@@ -53,11 +53,11 @@ properties:
     description: Configuration for what to do during container shutdown.
     properties:
       graceful_timeout:
+        type: string
+        nullable: true
+        description: How long the platform will wait for a container to stop gracefully.
         allOf:
-          - type: string
-            nullable: true
           - $ref: ../../Duration.yml
-        description: How long the platform will wait for a container to stop gracefully.
       signals:
         type: array
         nullable: true

components/schemas/hubs/roles/Role.yml

@@ -4,7 +4,6 @@ description: A Role is a custom combination of platform-level capabilities, allo
 required:
   - id
   - root
-  - default
   - rank
   - identifier
   - creator
@@ -22,7 +21,11 @@ properties:
     description: The Role marked as root has full moderation control over all Roles.
     type: boolean
   default:
-    type: boolean
+    description: A reference to the original identifier of the default Role this Role was built from.  A value of null means it is a fully custom Role.
+    type: string
+    nullable: true
+    allOf:
+      - $ref: ../../Identifier.yml
   rank:
     description: An integer between 0 and 10 that indicates the Role hierarchy. An account can only edit a Role that is less than their rank. The 'owner' Role is rank 10.
     type: integer