hunk.code_window: import { BrowserRouter as Router, Route, Routes } from 'react-router-dom';
   import { WidgetShell } from './ApplicationShell';
   import { NotificationCenterWidgetContainer } from './notification-center';
   import { sendNotificationClick, sendUrlChange, unseenChanged } from '../embed/embed.service';
   export function App() {
     return (
       <Router>
  
hunk.labels: keep keep keep replace keep keep keep keep
hunk.after_edit: import { actionClick, sendNotificationClick, sendUrlChange, unseenChanged } from '../embed/embed.service';
  
hunk.file_path: apps/widget/src/components/App.tsx
hunk.type: replace
file: .button_icon {
    margin: auto 0;
    transition: transform 0.4s;
  
    &.button_icon_is_open {
      transform: rotate(180deg);
    }
  }
  
  .item {
    margin: 0;
    --ifm-list-item-margin: 0;
  }
  
  .item_btn {
    padding: 16px 0px;
    width: 100%;
    outline: none;
    text-align: left;
    background: none;
    border: none;
    display: flex;
    justify-content: space-between;
    cursor: pointer;
  }
  
  .item_title {
    font-style: normal;
    font-weight: 500;
    font-size: 18px;
    line-height: 150%;
    --ifm-heading-margin-bottom: 0;
  }
  
  .item_content {
    height: 0;
    padding-top: 0;
    padding-bottom: 0;
    opacity: 0;
    transition-property: height, opacity, visibility, padding-top, padding-bottom;
    transition-duration: 0.4s;
    visibility: hidden;
    overflow: hidden;
    will-change: height;
  
    &.item_content_is_open {
      height: auto;
      opacity: 1;
      visibility: visible;
      padding-top: 16px;
      padding-bottom: 16px;
    }
  }
  
  html[data-theme='light'] {
    .button_icon {
      color: #000000;
    }
  
    .item {
      border-bottom: 1px solid #cccccc;
  
      &:first-child {
        border-top: 1px solid #cccccc;
      }
    }
  }
  
  html[data-theme='dark'] {
    .button_icon {
      color: #ffffff;
    }
  
    .item {
      border-bottom: 1px solid #333333;
  
      &:first-child {
        border-top: 1px solid #333333;
      }
    }
  }
  