Adds a way to start multiple manual jobs in stage

- Adds an endpoint on PipelinesController
- Adds a service that iterates over every build in a stage and
plays it.
- Includes 'play_manual' details on EntitySerializer
- Builds a new Stage state: PlayManual. An stage can take this status if
it has manual builds or an skipped, scheduled or manual status
- Includes FE modifications and specs

1 files changed, 6 insertions, 0 deletions

diff --git a/config/routes/project.rb b/config/routes/project.rb
index 61eb136f65b..93d746f3282 100644
--- a/config/routes/project.rb
+++ b/config/routes/project.rb
@@ -201,6 +201,12 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
           get :failures
           get :status
         end
+
+        member do
+          resources :stages, only: [], param: :name do
+            post :play_manual
+          end
+        end
       end
 
       resources :pipeline_schedules, except: [:show] do