fix: update sitemap to use localized slugs for programmatic SEO pages

- Update sitemap.ts to use page.localizedSlugs[locale] for correct URLs
- Generate all 40 localized URLs (10 pages × 4 locales) with proper slugs
- Remove outdated sitemap-programmatic.xml
- Add proper TypeScript type for solutionPages

src/app/sitemap.ts

@@ -1,6 +1,7 @@
 import { MetadataRoute } from "next";
 import { getProducts, filterOutBundles } from "@/lib/saleor";
 import { getAllOilForConcernPages } from "@/lib/programmatic-seo/dataLoader";
+import type { OilForConcernPage } from "@/lib/programmatic-seo/types";
 import { SUPPORTED_LOCALES, type Locale } from "@/lib/i18n/locales";
 
 const baseUrl = process.env.NEXT_PUBLIC_SITE_URL || "https://manoonoils.com";
@@ -106,7 +107,7 @@ export default async function sitemap(): Promise<SitemapEntry[]> {
     }
   }
 
-  let solutionPages: any[] = [];
+  let solutionPages: OilForConcernPage[] = [];
   try {
     solutionPages = await getAllOilForConcernPages();
   } catch (e) {
@@ -116,16 +117,17 @@ export default async function sitemap(): Promise<SitemapEntry[]> {
   const solutionUrls: SitemapEntry[] = [];
 
   for (const page of solutionPages) {
-    const hreflangs: Record<string, string> = {};
     for (const locale of SUPPORTED_LOCALES) {
-      const path = locale === "sr" ? `/solutions/${page.slug}` : `/${locale}/solutions/${page.slug}`;
-      hreflangs[locale] = `${baseUrl}${path}`;
-    }
+      const localizedSlug = page.localizedSlugs[locale];
+      const url = `${baseUrl}/${locale}/solutions/${localizedSlug}`;
+      
+      const hreflangs: Record<string, string> = {};
+      for (const loc of SUPPORTED_LOCALES) {
+        hreflangs[loc] = `${baseUrl}/${loc}/solutions/${page.localizedSlugs[loc]}`;
+      }
 
-    for (const locale of SUPPORTED_LOCALES) {
-      const localePrefix = locale === "sr" ? "" : `/${locale}`;
       solutionUrls.push({
-        url: `${baseUrl}${localePrefix}/solutions/${page.slug}`,
+        url,
         lastModified: new Date(),
         changeFrequency: "monthly",
         priority: 0.7,