[CORl-640] User Registration Race (#2583)

*  fix: fixes user registration endpoints

- fixes #2579

* feat: cleanup from review

- Added seperate create function
- Moved some validation around

* fix: linting

src/core/server/queue/Task.ts

@@ -70,7 +70,10 @@ export default class Task<T, U = any> {
    */
   public process() {
     this.queue.process(async (job: Job<T>) => {
-      const log = this.log.child({ jobID: job.id }, true);
+      const log = this.log.child(
+        { jobID: job.id, attemptsMade: job.attemptsMade },
+        true
+      );
 
       log.trace("processing job from queue");