feat(F-065): completed feature

project/apps/admin/src/app/(dashboard)/customers/page.tsx

@@ -145,7 +145,7 @@ export default function CustomersPage() {
 
       {/* Buscador */}
       <div className="relative max-w-sm">
-        <input type="search" placeholder="Buscar por email..." value={search}
+        <input type="search" id="admin-customers-search" name="q" placeholder="Buscar por email..." value={search}
           onChange={(e) => setSearch(e.target.value)}
           className="w-full pl-10 pr-4 py-2.5 border border-gray-300 rounded-xl text-sm focus:ring-2 focus:ring-[#2D6A4F] focus:border-transparent outline-none" />
         <svg className="absolute left-3 top-1/2 -translate-y-1/2 w-4 h-4 text-gray-400" fill="none" viewBox="0 0 24 24" stroke="currentColor" strokeWidth={2}>

project/apps/admin/src/app/(dashboard)/inventory/page.tsx

@@ -148,6 +148,8 @@ export default function InventoryPage() {
         <div className="relative flex-1 max-w-sm">
           <input
             type="search"
+            id="admin-inventory-search"
+            name="q"
             placeholder="Buscar por producto o SKU..."
             value={search}
             onChange={(e) => setSearch(e.target.value)}

project/apps/admin/src/app/(dashboard)/orders/page.tsx

@@ -100,6 +100,8 @@ export default function OrdersPage() {
         <div className="relative flex-1 max-w-xs">
           <input
             type="search"
+            id="admin-orders-search"
+            name="q"
             placeholder="Buscar por ID o email..."
             value={search}
             onChange={(e) => setSearch(e.target.value)}

project/apps/admin/src/app/(dashboard)/products/page.tsx

@@ -90,6 +90,8 @@ export default function ProductsPage() {
         <div className="relative max-w-md">
           <input
             type="search"
+            id="admin-products-search"
+            name="q"
             placeholder="Buscar por nombre..."
             value={search}
             onChange={(e) => setSearch(e.target.value)}

project/frontend/src/app/search/page.tsx

@@ -42,6 +42,7 @@ export default async function SearchPage({ searchParams }: Props) {
         </h1>
         <form method="GET" action="/search" className="flex gap-3">
           <input
+            id="search-page-q"
             name="q"
             type="search"
             defaultValue={query}

project/frontend/src/components/layout/Header.tsx

@@ -186,6 +186,8 @@ export function Header() {
               <div className="relative w-full">
                 <input
                   type="search"
+                  id="site-search"
+                  name="q"
                   value={q}
                   onChange={(e) => handleSearchChange(e.target.value)}
                   onFocus={() => { if (q.trim() && (results.length > 0 || suggestions.length > 0)) setShowDropdown(true); }}