@GetMapping("/checkers")
    public ResponseEntity checkers() {
        List<Class<? extends AbstractHealthChecker>> classes = HealthCheckType.getLoadedHealthCheckerClasses();
        Map<String, AbstractHealthChecker> checkerMap = new HashMap<>(8);
        for (Class<? extends AbstractHealthChecker> clazz : classes) {
            try {
                AbstractHealthChecker checker = clazz.newInstance();
                checkerMap.put(checker.getType(), checker);
            } catch (InstantiationException | IllegalAccessException e) {
                Loggers.EVT_LOG.error("checkers error ", e);
            }
        }
        return ResponseEntity.ok(checkerMap);
    }
@Test
    void testCheckers() {
        ResponseEntity responseEntity = healthController.checkers();
        assertEquals(200, responseEntity.getStatusCodeValue());
    }