Revert "PHP Rebuild"

This reverts commit 2ef3654841.

src/app/staff/book/layout.tsx

@@ -0,0 +1,14 @@
+/**
+ * Deliberately outside the (staff) route group — same reasoning as
+ * src/app/book/layout.tsx (customer) and src/app/staff/appointments/[id]/reschedule:
+ * this flow reuses ServiceSelector and BarberDateTimePicker, both of which
+ * render their own fixed bottom action bar that would otherwise sit under
+ * the persistent staff bottom nav.
+ */
+export default function StaffBookLayout({ children }: { children: React.ReactNode }) {
+  return (
+    <div id="main-content" className="bg-stone min-h-screen">
+      {children}
+    </div>
+  );
+}