now you want to set articesList as the default route. Click the article tag in AppSider to go to articlesList route, and click on the article in ArticlesList to enter articleDetail Route
App.js
<Layout className="app-container">
<AppSider />
<AppContent />
</Layout>AppContent
class AppContent extends React.Component {
render() {
return (
<Content className="app-content bg-fff">
<Switch>
<Route path="/articleDetail" component={ArticleDetail} />
<Route path="/articlesList/:tag" component={ArticlesList} />
</Switch>
</Content>
)
}
}