GraphQL: Expose Label `created_at` and `updated_at`

Related to: https://gitlab.com/gitlab-org/gitlab/-/issues/300005

app/graphql/types/label_type.rb

@@ -19,5 +19,9 @@ class LabelType < BaseObject
           description: 'Background color of the label.'
     field :text_color, GraphQL::STRING_TYPE, null: false,
           description: 'Text color of the label.'
+    field :created_at, Types::TimeType, null: false,
+          description: 'When this label was created.'
+    field :updated_at, Types::TimeType, null: false,
+          description: 'When this label was last updated.'
   end
 end

changelogs/unreleased/kassio-graphql-expose-label-create-at-updated-at.yml

+---
+title: 'GraphQL: Expose Label "created_at" and "updated_at"'
+merge_request: 54487
+author:
+type: changed

doc/api/graphql/reference/gitlab_schema.graphql

@@ -14870,6 +14870,11 @@ type Label {
   """
   color: String!
+  """
+  When this label was created.
+  """
+  createdAt: Time!
+
   """
   Description of the label (Markdown rendered as HTML for caching).
   """
@@ -14894,6 +14899,11 @@ type Label {
   Content of the label.
   """
   title: String!
+
+  """
+  When this label was last updated.
+  """
+  updatedAt: Time!
 }
 """

doc/api/graphql/reference/gitlab_schema.json

@@ -40617,6 +40617,24 @@
               "isDeprecated": false,
               "deprecationReason": null
             },
+            {
+              "name": "createdAt",
+              "description": "When this label was created.",
+              "args": [
+
+              ],
+              "type": {
+                "kind": "NON_NULL",
+                "name": null,
+                "ofType": {
+                  "kind": "SCALAR",
+                  "name": "Time",
+                  "ofType": null
+                }
+              },
+              "isDeprecated": false,
+              "deprecationReason": null
+            },
             {
               "name": "description",
               "description": "Description of the label (Markdown rendered as HTML for caching).",
@@ -40698,6 +40716,24 @@
               },
               "isDeprecated": false,
               "deprecationReason": null
+            },
+            {
+              "name": "updatedAt",
+              "description": "When this label was last updated.",
+              "args": [
+
+              ],
+              "type": {
+                "kind": "NON_NULL",
+                "name": null,
+                "ofType": {
+                  "kind": "SCALAR",
+                  "name": "Time",
+                  "ofType": null
+                }
+              },
+              "isDeprecated": false,
+              "deprecationReason": null
             }
           ],
           "inputFields": null,

doc/api/graphql/reference/index.md

@@ -2422,11 +2422,13 @@ Autogenerated return type of JiraImportUsers.
 | Field | Type | Description |
 | ----- | ---- | ----------- |
 | `color` | String! | Background color of the label. |
+| `createdAt` | Time! | When this label was created. |
 | `description` | String | Description of the label (Markdown rendered as HTML for caching). |
 | `descriptionHtml` | String | The GitLab Flavored Markdown rendering of `description` |
 | `id` | ID! | Label ID. |
 | `textColor` | String! | Text color of the label. |
 | `title` | String! | Content of the label. |
+| `updatedAt` | Time! | When this label was last updated. |
 ### LabelCreatePayload

spec/graphql/types/label_type_spec.rb

@@ -3,7 +3,16 @@
 RSpec.describe GitlabSchema.types['Label'] do
   it 'has the correct fields' do
-    expected_fields = [:id, :description, :description_html, :title, :color, :text_color]
+    expected_fields = [
+      :id,
+      :description,
+      :description_html,
+      :title,
+      :color,
+      :text_color,
+      :created_at,
+      :updated_at
+    ]
     expect(described_class).to have_graphql_fields(*expected_fields)
   end