Revert "PHP Rebuild"

This reverts commit 2ef3654841.

src/app/(owner)/owner/settings/page.tsx

@@ -0,0 +1,16 @@
+import { redirect } from "next/navigation";
+
+/**
+ * Kept as a redirect rather than deleted so any existing bookmark to
+ * `/owner/settings` still works (see the Phase 11 merged-nav brief: "avoid
+ * unnecessary route changes... add redirects only where old nav entry
+ * routes become obsolete"). The page it used to render — a mix of personal
+ * settings (Notifications) and business settings (Business Details,
+ * Gallery, Hours, Booking Rules, Loyalty, Reviews) plus a "Switch to
+ * Barber Tools" link — is now split cleanly: personal settings live at the
+ * one shared `/staff/settings` hub, and business settings are reachable
+ * from the "Manage" nav item's grouped links (see (owner)/owner/page.tsx).
+ */
+export default function OwnerSettingsRedirectPage() {
+  redirect("/staff/settings");
+}