website: next 14 upgrade and optimize

.nvmrc

@@ -1 +1 @@
-v16
+v18

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:18.18-alpine3.18
+FROM node:20.9.0-alpine3.18
 
 RUN npm install -g pnpm
 

next.config.js

@@ -1,14 +1,37 @@
-// const { fetchZestyRedirects } = require('./src/lib/zesty/fetchRedirects');
 const zestyConfig = require('./zesty.config.json');
 
+const advancedHeaders = [
+  {
+    key: 'X-DNS-Prefetch-Control',
+    value: 'on',
+  },
+  {
+    key: 'Strict-Transport-Security',
+    value: 'max-age=63072000; includeSubDomains; preload',
+  },
+  {
+    key: 'X-XSS-Protection',
+    value: '1; mode=block',
+  },
+  {
+    key: 'X-Frame-Options',
+    value: 'SAMEORIGIN',
+  },
+  {
+    key: 'X-Content-Type-Options',
+    value: 'nosniff',
+  },
+  {
+    key: 'Referrer-Policy',
+    value: 'origin-when-cross-origin',
+  },
+];
 module.exports = {
   trailingSlash: true,
+  reactStrictMode: true,
   env: {
     zesty: zestyConfig,
   },
-  eslint: {
-    ignoreDuringBuilds: true,
-  },
   images: {
     domains: [
       'be93523bd41e2e475e74-e4edef19ad51123442eaceed55c78461.ssl.cf2.rackcdn.com',
@@ -17,4 +40,13 @@ module.exports = {
     ],
   },
   swcMinify: true,
+  poweredByHeader: false,
+  async headers() {
+    return [
+      {
+        source: '/:path*',
+        headers: advancedHeaders,
+      },
+    ];
+  },
 };