Support creating draft github PRs

Signed-off-by: Simon Gellis <sgellis@attentivemobile.com>

plugins/scaffolder-backend/src/scaffolder/actions/builtin/publish/githubPullRequest.test.ts

@@ -85,6 +85,7 @@ describe('createPublishGithubPullRequestAction', () => {
         title: 'Create my new app',
         branchName: 'new-app',
         description: 'This PR is really good',
+        draft: true,
       };
 
       mockFs({
@@ -109,6 +110,7 @@ describe('createPublishGithubPullRequestAction', () => {
         title: 'Create my new app',
         head: 'new-app',
         body: 'This PR is really good',
+        draft: true,
         changes: [
           {
             commit: 'Create my new app',

plugins/scaffolder-backend/src/scaffolder/actions/builtin/publish/githubPullRequest.ts

@@ -114,6 +114,7 @@ export const createPublishGithubPullRequestAction = ({
     title: string;
     branchName: string;
     description: string;
+    draft?: boolean;
     repoUrl: string;
     targetPath?: string;
     sourcePath?: string;
@@ -145,6 +146,11 @@ export const createPublishGithubPullRequestAction = ({
             title: 'Pull Request Description',
             description: 'The description of the pull request',
           },
+          draft: {
+            type: 'boolean',
+            title: 'Create as Draft',
+            description: 'Create a draft pull request',
+          },
           sourcePath: {
             type: 'string',
             title: 'Working Subdirectory',
@@ -186,6 +192,7 @@ export const createPublishGithubPullRequestAction = ({
         branchName,
         title,
         description,
+        draft,
         targetPath,
         sourcePath,
         token: providedToken,
@@ -264,6 +271,7 @@ export const createPublishGithubPullRequestAction = ({
           changes,
           body: description,
           head: branchName,
+          draft,
         });
 
         if (!response) {