Update metadata files

Author: MariferVL

next.config.mjs

@@ -1,7 +1,8 @@
 /** @type {import('next').NextConfig} */
 const nextConfig = {
   transpilePackages: ["framer-motion"],
-  output: "export",
+  // output: "export",
+  trailingSlash: true,
   images: {
     unoptimized: true, 
     remotePatterns: []

src/app/sitemap.js

@@ -0,0 +1,40 @@
+import { cityData } from "@/data/cities";
+
+export async function GET() {
+  const baseUrl = process.env.NEXT_PUBLIC_SITE_URL || "https://pyday.vercel.app";
+
+  // Generar URLs
+  const urls = [
+    ...['', '/multimedia', '/previous-editions', '/register', '/sponsors']
+      .map(path => ({
+        url: `${baseUrl}${path}`,
+        lastModified: new Date().toISOString(),
+        priority: path === '' ? 1.0 : 0.8,
+      })),
+    ...Object.keys(cityData).map(citySlug => ({
+      url: `${baseUrl}/${citySlug}`,
+      lastModified: new Date().toISOString(),
+      priority: 0.9,
+    }))
+  ];
+
+  // Generar XML
+  const xml = `<?xml version="1.0" encoding="UTF-8"?>
+    <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+    ${urls.map(({ url, lastModified, priority }) => `
+      <url>
+        <loc>${url}</loc>
+        <lastmod>${lastModified}</lastmod>
+        <changefreq>weekly</changefreq>
+        <priority>${priority}</priority>
+      </url>
+    `).join('')}
+    </urlset>`;
+
+  return new Response(xml, {
+    headers: {
+      'Content-Type': 'application/xml',
+      'Cache-Control': 'public, s-maxage=86400, stale-while-revalidate=3600'
+    },
+  });
+}