Make it possible to shutdown unfinished scaffolder ongoing tasks after restart

Signed-off-by: Bogdan Nechyporenko <bnechyporenko@bol.com>

plugins/scaffolder-backend/src/service/router.ts

@@ -301,7 +301,7 @@ export async function createRouter(
 
   const actionRegistry = new TemplateActionRegistry();
 
-  const workers: TaskWorker[] = [];
+  const workers = [];
   if (concurrentTasksLimit !== 0) {
     for (let i = 0; i < (taskWorkers || 1); i++) {
       const worker = await TaskWorker.create({
@@ -516,10 +516,6 @@ export async function createRouter(
       delete task.secrets;
       res.status(200).json(task);
     })
-    .post('/v2/tasks/cancel', async (req, res) => {
-      workers.forEach(worker => worker.cancelAllRunningTasks());
-      res.status(200).json({ status: 'cancelled' });
-    })
     .post('/v2/tasks/:taskId/cancel', async (req, res) => {
       const { taskId } = req.params;
       await taskBroker.cancel?.(taskId);