expose additional values in deploy key entity

app/serializers/deploy_key_entity.rb

@@ -4,6 +4,8 @@ class DeployKeyEntity < Grape::Entity
   expose :title
   expose :fingerprint
   expose :can_push
+  expose :destroyed_when_orphaned?, as: :destroyed_when_orphaned
+  expose :almost_orphaned?, as: :almost_orphaned
   expose :created_at
   expose :updated_at
   expose :projects, using: ProjectEntity do |deploy_key|

spec/serializers/deploy_key_entity_spec.rb

@@ -17,6 +17,8 @@ describe DeployKeyEntity do
       title: deploy_key.title,
       fingerprint: deploy_key.fingerprint,
       can_push: deploy_key.can_push,
+      destroyed_when_orphaned: true,
+      almost_orphaned: false,
       created_at: deploy_key.created_at,
       updated_at: deploy_key.updated_at,
       projects: [