added login security on nflow ui

src/main/java/zw/qantra/tm/domain/controllers/OnboardingController.java

@@ -35,6 +35,11 @@ public class OnboardingController {
     private final WorkflowUtils workflowUtils;
     private final OtpService otpService;
 
+    @PostMapping("/system-user")
+    public ResponseEntity sys(@RequestBody RegisterRequest request) {
+        return ResponseEntity.ok(userService.register(request));
+    }
+
     @PostMapping("/check/{username}")
     public ResponseEntity check(@PathVariable String username) {
         QueryWorkflowInstances query = new QueryWorkflowInstances.Builder()