Forward draft parameter in find_or_create_pull_request

Allow creating draft PRs by forwarding a draft option to the underlying
create_pull_request action.

Author: oguzkocer

lib/fastlane/plugin/wpmreleasetoolkit/actions/common/find_or_create_pull_request_action.rb

@@ -26,6 +26,7 @@ def self.run(params)
           repo: params[:repository],
           title: params[:title],
           body: params[:body],
+          draft: params[:draft],
           head: params[:head],
           base: params[:base],
           labels: params[:labels],
@@ -67,6 +68,7 @@ def self.available_options
         # Parameters we forward as-is from Fastlane's `create_pull_request` action
         forwarded_param_keys = %i[
           api_url
+          draft
           labels
           assignees
           reviewers

spec/find_or_create_pull_request_spec.rb

@@ -44,6 +44,7 @@
         repo: test_repo,
         title: 'Update translations',
         body: 'Sync translations from GlotPress',
+        draft: nil,
         head: test_head,
         base: test_base,
         labels: ['Localization'],
@@ -65,5 +66,23 @@
 
       expect(result).to eq("https://github.com/#{test_repo}/pull/8")
     end
+
+    it 'forwards draft: true when creating a draft PR' do
+      allow(github_helper).to receive(:find_pull_request).and_return(nil)
+      allow(other_action_mock).to receive(:create_pull_request)
+        .with(hash_including(draft: true))
+        .and_return("https://github.com/#{test_repo}/pull/9")
+
+      result = run_described_fastlane_action(
+        github_token: test_token,
+        repository: test_repo,
+        title: 'Update translations',
+        head: test_head,
+        base: test_base,
+        draft: true
+      )
+
+      expect(result).to eq("https://github.com/#{test_repo}/pull/9")
+    end
   end
 end