Merge branch 'feat/365041' into 'master'

Add the merge date to the Chain of Custody report

See merge request !91766

doc/user/compliance/compliance_report/index.md

@@ -96,7 +96,7 @@ Our criteria for the separation of duties is as follows:
 
 The Chain of Custody report allows customers to export a list of merge commits within the group.
 The data provides a comprehensive view with respect to merge commits. It includes the merge commit SHA,
-merge request author, merge request ID, merge user, pipeline ID, group name, project name, and merge request approvers.
+merge request author, merge request ID, merge user, date merged, pipeline ID, group name, project name, and merge request approvers.
 Depending on the merge strategy, the merge commit SHA can be a merge commit, squash commit, or a diff head commit.
 
 To download the Chain of Custody report:

ee/app/services/merge_commits/export_csv_service.rb

@@ -49,6 +49,7 @@ def header_to_value_hash
         'Author' => -> (merge_request) { merge_request.author&.name },
         'Merge Request' => 'id',
         'Merged By' => -> (merge_request) { merge_request.metrics&.merged_by&.name },
+        'Date Merged' => -> (merge_request) { merge_request.merged_at },
         'Pipeline' => -> (merge_request) { merge_request.metrics&.pipeline_id },
         'Group' => -> (merge_request) { merge_request.project&.namespace&.name },
         'Project' => -> (merge_request) { merge_request.project&.name },

ee/spec/services/merge_commits/export_csv_service_spec.rb

@@ -21,7 +21,7 @@
   it { expect(service.csv_data).to be_success }
 
   it 'includes the appropriate headers' do
-    expect(csv.headers).to eq(['Merge Commit', 'Author', 'Merge Request', 'Merged By', 'Pipeline', 'Group', 'Project', 'Approver(s)'])
+    expect(csv.headers).to eq(['Merge Commit', 'Author', 'Merge Request', 'Merged By', 'Date Merged', 'Pipeline', 'Group', 'Project', 'Approver(s)'])
   end
 
   context 'data verification' do
@@ -41,6 +41,10 @@
       expect(csv[0]['Merged By']).to eq 'Brock Lesnar'
     end
 
+    specify 'Date Merged' do
+      expect(csv[0]['Date Merged']).to eq merge_request.merged_at.to_s
+    end
+
     specify 'Pipeline' do
       expect(csv[0]['Pipeline']).to eq merge_request.metrics.pipeline_id.to_s
     end