Enables Run Pipeline button to be rendered

In the Merge Request view, under pipelines tab
the user can see a run pipeline button

Adds axios post request to button click

Adds the logic to handle the user click,
refresh the table and disable the button while thee
request is being made

Updates UI for desktop and mobile

Adds specs
Regenerates potfile

Follow-up after review

Uses .finally to avoid code repetition

1 files changed, 20 insertions, 0 deletions

diff --git a/lib/api/merge_requests.rb b/lib/api/merge_requests.rb
index 64ee82cd775..4c092f10729 100644
--- a/lib/api/merge_requests.rb
+++ b/lib/api/merge_requests.rb
@@ -317,6 +317,26 @@ module API
         present paginate(pipelines), with: Entities::PipelineBasic
       end
 
+      desc 'Create a pipeline for merge request' do
+        success Entities::Pipeline
+      end
+      post ':id/merge_requests/:merge_request_iid/pipelines' do
+        authorize! :create_pipeline, user_project
+
+        pipeline = ::MergeRequests::CreatePipelineService
+          .new(user_project, current_user, allow_duplicate: true)
+          .execute(find_merge_request_with_access(params[:merge_request_iid]))
+
+        if pipeline.nil?
+          not_allowed!
+        elsif pipeline.persisted?
+          status :ok
+          present pipeline, with: Entities::Pipeline
+        else
+          render_validation_error!(pipeline)
+        end
+      end
+
       desc 'Update a merge request' do
         success Entities::MergeRequest
       end