Fix: respect subpath in logout, share link and auto-login redirects (#14476)

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Co-authored-by: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Co-authored-by: shamoon <4887959+shamoon@users.noreply.github.com>

src-ui/src/app/components/admin/users-groups/users-groups.component.ts

@@ -116,8 +116,9 @@ export class UsersAndGroupsComponent
             $localize`Password has been changed, you will be logged out momentarily.`
           )
           setTimeout(() => {
+            const basePath = new URL(document.baseURI).pathname
             setLocationHref(
-              `${window.location.origin}/accounts/logout/?next=/accounts/login/?next=/`
+              `${window.location.origin}${basePath}accounts/logout/?next=${basePath}accounts/login/?next=${basePath}`
             )
           }, 2500)
         } else {