perf: optimized interrupt processing

zh_pcf8574.c

@@ -446,6 +446,8 @@ static void IRAM_ATTR _zh_pcf8574_isr_processing_task(void *pvParameter) // -V20
         {
             _zh_pcf8574_vector_data_t vector_data = {0};
             ZH_ERROR_CHECK_CONT(zh_vector_get_item(&_vector, i, &vector_data) == ESP_OK, ++_stats.vector_error, "PCF8574 isr processing failed. Failed to get vector item data.");
+            if (vector_data.gpio_work_mode != 0)
+            {
                 zh_pcf8574_event_on_isr_t event = {0};
                 event.i2c_address = vector_data.i2c_address;
                 uint8_t old_reg = vector_data.gpio_status;
@@ -466,6 +468,7 @@ static void IRAM_ATTR _zh_pcf8574_isr_processing_task(void *pvParameter) // -V20
                     }
                 }
             }
+        }
         _stats.min_stack_size = (uint32_t)uxTaskGetStackHighWaterMark(NULL);
     }
     vTaskDelete(NULL);