fix(deps): update nextjs monorepo to v16 (major) (#4363)

Co-authored-by: homarr-renovate[bot] <158783068+homarr-renovate[bot]@users.noreply.github.com>
Co-authored-by: Meier Lukas <meierschlumpf@gmail.com>

apps/nextjs/next.config.ts

@@ -20,8 +20,8 @@ const withNextIntl = createNextIntlPlugin({
 const nextConfig: NextConfig = {
   output: "standalone",
   reactStrictMode: true,
-  /** We already do linting and typechecking as separate tasks in CI */
-  eslint: { ignoreDuringBuilds: true },
+  reactCompiler: true,
+  /** We already do typechecking as separate tasks in CI */
   typescript: { ignoreBuildErrors: true },
   /**
    * dockerode is required in the external server packages because of https://github.com/homarr-labs/homarr/issues/612
@@ -29,10 +29,16 @@ const nextConfig: NextConfig = {
   serverExternalPackages: ["dockerode"],
   experimental: {
     optimizePackageImports: ["@mantine/core", "@mantine/hooks", "@tabler/icons-react"],
+    turbopackFileSystemCacheForDev: true,
   },
   transpilePackages: ["@homarr/ui", "@homarr/notifications", "@homarr/modals", "@homarr/spotlight", "@homarr/widgets"],
   images: {
-    domains: ["cdn.jsdelivr.net"],
+    localPatterns: [
+      {
+        pathname: "/**",
+        search: "",
+      },
+    ],
   },
   // eslint-disable-next-line @typescript-eslint/require-await,no-restricted-syntax
   async headers() {