fix: `base` option not generating correct multi sidebar

src/client/theme-default/Layout.vue

@@ -135,7 +135,9 @@ const showSidebar = computed(() => {
 
   const { themeConfig } = siteRouteData.value
 
-  return !isSideBarEmpty(getSideBarConfig(themeConfig.sidebar, route.path))
+  return !isSideBarEmpty(
+    getSideBarConfig(themeConfig.sidebar, route.data.relativePath)
+  )
 })
 
 const toggleSidebar = (to?: boolean) => {

src/client/theme-default/composables/sideBar.ts

@@ -30,7 +30,7 @@ export function useSideBar() {
     // now, there's no sidebar setting at frontmatter; let's see the configs
     const themeSidebar = getSideBarConfig(
       site.value.themeConfig.sidebar,
-      route.path
+      route.data.relativePath
     )
 
     if (themeSidebar === false) {