lets add sumi :)

src/app/page.tsx

@@ -35,7 +35,12 @@ export default function Home() {
   return (
     <div className="space-y-8">
       {/* Header */}
-      <div className="flex flex-row min-h-screen justify-center items-center">
+      <div className="flex flex-col min-h-screen justify-center items-center space-y-8">
+        <img 
+          src="/sumire.png" 
+          alt="Sumire Yoshizawa" 
+          className="w-48 h-48 object-contain animate-bounce"
+        />
         <h1 className="text-5xl font-bold tracking-tight">sumire</h1>
       </div>
     </div>

src/components/app-sidebar.tsx

@@ -59,7 +59,7 @@ export function AppSidebar() {
                 <FileText className="size-4" />
               </div>
               <div className="grid flex-1 text-left text-sm leading-tight">
-                <span className="truncate font-semibold">Sumire</span>
+                <span className="truncate font-semibold">sumire</span>
                 <span className="truncate text-xs">Sistema de Facturación</span>
               </div>
             </SidebarMenuButton>

src/components/factura/DetalleItemForm.tsx

@@ -172,9 +172,9 @@ export function DetalleItemForm({ item, onChange, onRemove }: DetalleItemFormPro
               <SelectValue placeholder={item.codigoPorcentaje === '0' ? 'No aplica' : 'Seleccionar'} />
             </SelectTrigger>
             <SelectContent>
+              <SelectItem value="15">15%</SelectItem>
               <SelectItem value="12">12%</SelectItem>
               <SelectItem value="0">0%</SelectItem>
-              <SelectItem value="14">14%</SelectItem>
             </SelectContent>
           </Select>
           {item.codigoPorcentaje === '0' && (