Add support for nuxt app.baseURL to redirect

[ronger-x]

Environment

Working directory: C:/workspace/design-pc                                                                                                                                                                                                                                                            nuxi 13:16:45
Nuxt project info: (copied to clipboard)                                                                                                                                                                                                                                                             nuxi 13:16:46

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- Operating System: Windows_NT
- Node Version:     v22.19.0
- Nuxt Version:     4.1.3
- CLI Version:      3.29.3
- Nitro Version:    2.12.7
- Package Manager:  npm@11.7.0
- Builder:          -
- User Config:      compatibilityDate, app, devtools, modules, imports, ui, components, css, icon, runtimeConfig, auth, i18n, vite, experimental
- Runtime Modules:  @nuxt/eslint@1.9.0, @nuxt/image@1.11.0, @nuxt/scripts@0.12.2, @nuxt/devtools@2.6.5, @nuxt/test-utils@3.19.2, @nuxt/icon@2.0.0, @nuxt/ui@4.0.1, @vueuse/nuxt@13.9.0, @sidebase/nuxt-auth@1.1.0, @nuxtjs/color-mode@3.5.2, @nuxtjs/i18n@10.1.1, @pinia/nuxt@0.11.2
- Build Modules:    -
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Reproduction

none

Describe the bug

usecase is that say you specify /admin as baseURL in your nuxt.config.

When you access an authorized path, you will be redirected to the login page (xxx.com/admin/auth/login?redirect=/)， After successful login, it incorrectly redirects to xxx.com

Additional context

No response

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