Do not fire synrchonous hooks when creating a job

Fire asynchronous hooks instead.

app/models/ci/build.rb

@@ -46,7 +46,10 @@ module Ci
     before_save :ensure_token
     before_destroy { unscoped_project }
 
-    after_create :execute_hooks
+    after_create do |build|
+      BuildHooksWorker.perform_async(build.id)
+    end
+
     after_commit :update_project_statistics_after_save, on: [:create, :update]
     after_commit :update_project_statistics, on: :destroy
 

spec/models/ci/build_spec.rb

@@ -21,6 +21,16 @@ describe Ci::Build do
   it { is_expected.to respond_to(:has_trace?) }
   it { is_expected.to respond_to(:trace) }
 
+  describe 'callbacks' do
+    context 'when running after_create callback' do
+      it 'triggers asynchronous build hooks worker' do
+        expect(BuildHooksWorker).to receive(:perform_async)
+
+        create(:ci_build)
+      end
+    end
+  end
+
   describe '.manual_actions' do
     let!(:manual_but_created) { create(:ci_build, :manual, status: :created, pipeline: pipeline) }
     let!(:manual_but_succeeded) { create(:ci_build, :manual, status: :success, pipeline: pipeline) }