Ready for production deployment with Dockerfile and i18n support

middleware.ts

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+import { NextResponse } from 'next/server';
+import type { NextRequest } from 'next/server';
+
+const locales = ['tr', 'en'];
+const defaultLocale = 'tr';
+
+export function middleware(request: NextRequest) {
+  const { pathname } = request.nextUrl;
+  
+  // Exclude static files, public folder items, API routes, next internals
+  if (
+    pathname.startsWith('/_next') ||
+    pathname.startsWith('/api') ||
+    pathname.includes('.') || 
+    pathname === '/favicon.ico'
+  ) {
+    return NextResponse.next();
+  }
+
+  const pathnameHasLocale = locales.some(
+    (locale) => pathname.startsWith(`/${locale}/`) || pathname === `/${locale}`
+  );
+
+  if (pathnameHasLocale) return NextResponse.next();
+
+  // Redirect if there is no locale
+  request.nextUrl.pathname = `/${defaultLocale}${pathname}`;
+  return NextResponse.redirect(request.nextUrl);
+}
+
+export const config = {
+  matcher: ['/((?!_next|api|favicon.ico).*)'],
+};