третья попытка((((

src/main/java/com/example/nto/controller/EmployeeController.java

@@ -21,7 +21,10 @@ public class EmployeeController {
     @GetMapping("/{code}")
     public ResponseEntity<Employee> getEmployeeByCode(@PathVariable String code) {
         Optional<Employee> employeeOpt = employeeService.findByCode(code);
-        return employeeOpt.map(ResponseEntity::ok)
-                .orElseGet(() -> ResponseEntity.status(HttpStatus.NOT_FOUND).build());
+        if (employeeOpt.isPresent()) {
+            return ResponseEntity.ok(employeeOpt.get());
+        } else {
+            return ResponseEntity.status(HttpStatus.NOT_FOUND).build();
+        }
     }
 }