HarmonyOS 鸿蒙Next：@Entry decorated components and @Preview decorated root components should not contain decorators forbidding local initialization

HarmonyOS 鸿蒙Next：@Entry decorated components and @Preview decorated root components should not contain decorators forbidding local initialization 创建组件之后，不同在编辑器中预览

import { router } from '@kit.ArkUI'

[@Entry](/user/Entry)
@Component
struct AddForumPage {
  build() {
    Column() {
      RelativeContainer() {
        Image($r("app.media.icon_nav_back"))
          .width(40)
          .height(40)
          .padding(10)
          .onClick(() => {
            router.back()
          })
          .id("back")
          .alignRules({
            left: { anchor: "__container__", align: HorizontalAlign.Start },
            center: { anchor: "__container__", align: VerticalAlign.Center }
          })
        Text("发帖")
          .fontSize(18)
          .fontColor($r('app.color.color_333333'))
          .layoutWeight(1)
          .fontWeight(FontWeight.Bold)
          .maxLines(1)
          .ellipsisMode(EllipsisMode.CENTER)
          .textOverflow({ overflow: TextOverflow.Ellipsis })
          .textAlign(TextAlign.Center)
          .id("title")
          .alignRules({
            middle: { anchor: "__container__", align: HorizontalAlign.Center },
            center: { anchor: "__container__", align: VerticalAlign.Center }
          })
          .textAlign(TextAlign.Center)
        Text("发帖")
          .alignRules({
            right: { anchor: "__container__", align: HorizontalAlign.End },
            center: { anchor: "__container__", align: VerticalAlign.Center }
          })
          .fontColor($r("app.color.color_19af87"))
          .padding(10)
          .onClick(() => {
          })
      }
      .height(50)

      Row() {
        Text("*")
          .fontColor($r("app.color.color_cb3232"))
      }
    }
  }
}