fix: escape Cierre quotes, commit eslint deps, restore build lint gate

components/sections/Cierre.tsx

@@ -17,7 +17,7 @@ export function Cierre() {
           <motion.div variants={fadeInUp}><Wordmark size="lg" onDark /></motion.div>
           <motion.blockquote variants={fadeInUp}
             className="mt-10 font-serif italic text-2xl md:text-4xl font-bold leading-snug max-w-3xl">
-            <span className="text-gold-bright">"</span>{cierre.quote}<span className="text-gold-bright">"</span>
+            <span className="text-gold-bright">&ldquo;</span>{cierre.quote}<span className="text-gold-bright">&rdquo;</span>
           </motion.blockquote>
           <motion.div variants={fadeInUp} className="mt-10">
             <CTA href={whatsapp.href} label={cierre.cta} variant="dark" />

next.config.mjs

@@ -2,11 +2,6 @@
 const nextConfig = {
   output: 'export',
   images: { unoptimized: true },
-  // Lint is verified separately via `npx next lint` (Task 12 Step 9);
-  // decoupled from the build so a pre-existing, out-of-scope lint issue
-  // (react/no-unescaped-entities in components/sections/Cierre.tsx) does
-  // not block the static export build.
-  eslint: { ignoreDuringBuilds: true },
 };
 
 export default nextConfig;

package.json

@@ -23,6 +23,8 @@
     "@types/react": "^18",
     "@types/react-dom": "^18",
     "@vitejs/plugin-react": "^4.7.0",
+    "eslint": "^8.57.1",
+    "eslint-config-next": "^14.2.35",
     "jsdom": "^25.0.1",
     "postcss": "^8",
     "tailwindcss": "^3.4.1",