Add missing set role by username feature

apis/cf/latest/components/requestBodies/RoleCreate.yaml

@@ -20,8 +20,7 @@ content:
           type: object
           properties:
             user:
-              $ref: '../schemas/RelationshipToOne.yaml'
-              description: A relationship to a user; the user can be defined by either a `guid` or, if the `set_roles_by_username` [feature_flag](#list-of-feature-flags) is enabled, a `username` (with the option of including an `origin` to disambiguate it)
+              $ref: '../schemas/UserRelationshipToOne.yaml'
             organization:
               $ref: '../schemas/RelationshipToOne.yaml'
               description: A relationship to an organization; required only when creating an organization role

apis/cf/latest/components/schemas/Role.yaml

@@ -39,7 +39,7 @@ properties:
               A relationship to the space the role controls access to; when this is an organization role, `space.data` will be `null`.
       user:
         allOf:
-          - $ref: './RelationshipToOne.yaml'
+          - $ref: './UserRelationshipToOne.yaml'
           - description: |
               A relationship to the user; this is the user that has the role
   links:

apis/cf/latest/components/schemas/UserRelationshipToOne.yaml

@@ -0,0 +1,31 @@
+type: [object, "null"]
+properties:
+  data:
+    type: object
+    description: |
+      User relationship data that can be specified either by GUID or by username and origin.
+      When using username and origin, the set_roles_by_username feature flag must be enabled.
+    oneOf:
+      - type: object
+        properties:
+          guid:
+            type: string
+            format: uuid
+            description: The GUID of the user
+        required:
+          - guid
+        additionalProperties: false
+      - type: object
+        properties:
+          username:
+            type: string
+            description: The username of the user
+          origin:
+            type: string
+            description: The identity provider for the user (e.g., 'ldap', 'saml'). Optional field to disambiguate the username.
+        required:
+          - username
+        additionalProperties: false
+        description: |
+          User relationship data that can be specified either by GUID or by username and origin.
+          Set to null to clear the relationship.

apis/cf/latest/openapi.yaml

@@ -107,7 +107,10 @@ components:
       $ref: './components/schemas/RelationshipToOne.yaml'
     RelationshipToMany:
       $ref: './components/schemas/RelationshipToMany.yaml'
-
+    UserRelationshipToOne:
+      $ref: './components/schemas/UserRelationshipToOne.yaml'
+    IncludedResources:
+      $ref: './components/schemas/IncludedResources.yaml'
     Link:
       $ref: './components/schemas/Link.yaml'
     Pagination: