diff --git a/Dockerfile b/Dockerfile
index 18fc455..9fd3e6e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,15 +13,9 @@ RUN npm install
 # Copy the application code
 COPY . .
 
-# Set IS_BUILD environment variable for build process
-ENV IS_BUILD=true
-
 # Build the Next.js application
 RUN npm run build
 
-# Unset IS_BUILD environment variable for runtime
-ENV IS_BUILD=false
-
 # Set environmental variable for production mode
 ENV NODE_ENV=production
 
diff --git a/app/api/sitemap/route.tsx b/app/api/sitemap/route.tsx
index 24a26ce..3425c46 100644
--- a/app/api/sitemap/route.tsx
+++ b/app/api/sitemap/route.tsx
@@ -1,8 +1,8 @@
-// portfolio/app/api/sitemap/route.tsx
 import { NextResponse } from "next/server";
 
 interface Project {
   slug: string;
+  updated_at?: string; // Optional timestamp for last modification
 }
 
 interface ProjectsData {
@@ -14,7 +14,7 @@ interface SitemapRoute {
   lastModified: string;
 }
 
-const baseUrl = "https://dki.one";
+const baseUrl = process.env.NEXT_PUBLIC_BASE_URL || "https://dki.one";
 
 const generateSitemap = async (): Promise<SitemapRoute[]> => {
   try {
@@ -33,7 +33,7 @@ const generateSitemap = async (): Promise<SitemapRoute[]> => {
 
     // Check if running in build environment
     if (process.env.IS_BUILD) {
-      // Use mock data during build
+      console.log("Running in build mode - using mock data");
       const mockProjectsData: ProjectsData = {
         posts: [
           { slug: "project-1" },
@@ -50,36 +50,42 @@ const generateSitemap = async (): Promise<SitemapRoute[]> => {
       return [...staticRoutes, ...projectRoutes];
     }
 
-    // Fetch project data from your API
+    // Fetch project data from API
     console.log("Fetching project data from API...");
-    const response = await fetch(`${baseUrl}/api/fetchAllProjects`);
+    const response = await fetch(`${baseUrl}/api/fetchAllProjects`, {
+      headers: { "Cache-Control": "no-cache" },
+    });
+
     if (!response.ok) {
-      throw new Error(
-        `Failed to fetch projects from Ghost: ${response.statusText}`,
-      );
+      console.error(`Failed to fetch projects: ${response.statusText}`);
+      return staticRoutes; // Return static pages instead of throwing an error
     }
+
     const projectsData = (await response.json()) as ProjectsData;
     console.log("Fetched project data:", projectsData);
 
     // Generate dynamic routes for projects
     const projectRoutes: SitemapRoute[] = projectsData.posts.map((project) => ({
       url: `${baseUrl}/projects/${project.slug}`,
-      lastModified: new Date().toISOString(),
+      lastModified: project.updated_at
+        ? new Date(project.updated_at).toISOString()
+        : new Date().toISOString(),
     }));
 
     return [...staticRoutes, ...projectRoutes];
   } catch (error) {
     console.error("Error generating sitemap:", error);
-    throw error;
+    return staticRoutes; // Return static pages in case of failure
   }
 };
 
 export async function GET() {
   try {
     const sitemap = await generateSitemap();
-    return NextResponse.json(sitemap);
+    return NextResponse.json(sitemap, {
+      headers: { "Cache-Control": "no-cache" },
+    });
   } catch (error) {
-    console.error("Failed to generate sitemap:", error);
     return NextResponse.json(
       { error: "Failed to generate sitemap" },
       { status: 500 },
diff --git a/app/sitemap.tsx b/app/sitemap.tsx
index 9941f4a..0e1598a 100644
--- a/app/sitemap.tsx
+++ b/app/sitemap.tsx
@@ -17,36 +17,58 @@ interface SitemapRoute {
 export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
   const baseUrl = "https://dki.one";
 
-  // Fetch the sitemap data from the dynamic API routes
-  const response = await fetch(`${baseUrl}/api/sitemap`);
-  if (!response.ok) {
-    throw new Error(`Failed to fetch sitemap: ${response.statusText}`);
-  }
-  const sitemapData = (await response.json()) as SitemapRoute[];
-
-  return sitemapData.map((route) => {
-    let changeFrequency: SitemapRoute["changeFrequency"];
-    let priority: number;
-
-    if (route.url === `${baseUrl}/`) {
-      changeFrequency = "weekly";
-      priority = 1.0;
-    } else if (route.url.startsWith(`${baseUrl}/projects`)) {
-      changeFrequency = "monthly";
-      priority = 0.8;
-    } else if (route.url.startsWith(`${baseUrl}/Blog`)) {
-      changeFrequency = "weekly";
-      priority = 0.6;
-    } else {
-      changeFrequency = "monthly";
-      priority = 0.5;
+  try {
+    const response = await fetch(`${baseUrl}/api/sitemap`);
+    if (!response.ok) {
+      throw new Error(`Failed to fetch sitemap: ${response.statusText}`);
     }
 
-    return {
-      url: route.url,
-      lastModified: route.lastModified,
-      changeFrequency,
-      priority,
-    };
-  });
+    const sitemapData = (await response.json()) as SitemapRoute[];
+
+    return sitemapData.map((route) => {
+      const config: Record<
+        string,
+        { changeFrequency: SitemapRoute["changeFrequency"]; priority: number }
+      > = {
+        [`${baseUrl}/`]: { changeFrequency: "weekly", priority: 1.0 },
+      };
+
+      if (route.url.startsWith(`${baseUrl}/projects`)) {
+        config[route.url] = { changeFrequency: "monthly", priority: 0.8 };
+      } else if (route.url.startsWith(`${baseUrl}/blog`)) {
+        config[route.url] = { changeFrequency: "weekly", priority: 0.6 };
+      } else {
+        config[route.url] = { changeFrequency: "monthly", priority: 0.5 };
+      }
+
+      return {
+        url: route.url,
+        lastModified: route.lastModified,
+        ...config[route.url],
+      };
+    });
+  } catch (error) {
+    console.error("Failed to fetch dynamic sitemap, using fallback:", error);
+
+    return [
+      {
+        url: `${baseUrl}/`,
+        lastModified: new Date().toISOString(),
+        changeFrequency: "weekly",
+        priority: 1.0,
+      },
+      {
+        url: `${baseUrl}/privacy-policy`,
+        lastModified: new Date().toISOString(),
+        changeFrequency: "yearly",
+        priority: 0.3,
+      },
+      {
+        url: `${baseUrl}/legal-notice`,
+        lastModified: new Date().toISOString(),
+        changeFrequency: "yearly",
+        priority: 0.3,
+      },
+    ];
+  }
 }