feat(config, layout, components): enhance security headers, improve SEO, and update project descriptions

- Added security headers in the Next.js configuration to enhance application security.
- Updated metadata in the layout component for improved SEO, including new titles, descriptions, and keywords.
- Introduced JSON-LD schema for projects to enhance search engine visibility.
- Enhanced project descriptions in the portfolio data for clarity and detail.
- Improved header component with logo integration and refined social media links for better accessibility.

app/components/Projects.tsx

@@ -24,6 +24,23 @@ const CATEGORY_THEMES: Record<string, any> = {
   desktop: { color: "text-emerald-400", bg: "bg-emerald-500/10", border: "border-emerald-500/20", icon: Terminal },
 };
 
+// Funções auxiliares para Schema
+function getApplicationCategory(category: string): string {
+  const map: Record<string, string> = {
+    "full-stack": "WebApplication",
+    "iot": "DesktopApplication",
+    "api": "WebApplication",
+    "web": "WebApplication",
+    "desktop": "DesktopApplication"
+  };
+  return map[category.toLowerCase()] || "WebApplication";
+}
+
+function getOperatingSystem(category: string): string {
+  if (category.toLowerCase() === "desktop") return "Windows, Linux";
+  return "Web Browser";
+}
+
 export default function Projects() {
   const { data, loading, error } = usePortfolioData();
 
@@ -31,6 +48,38 @@ export default function Projects() {
     data?.projects.filter((p) => p.featured) || [], 
   [data]);
 
+  const projectsJsonLd = useMemo(() => {
+    if (!projects || projects.length === 0) return null;
+    
+    return {
+      "@context": "https://schema.org",
+      "@type": "ItemList",
+      "itemListElement": projects.map((project, index) => ({
+        "@type": "ListItem",
+        "position": index + 1,
+        "item": {
+          "@type": "SoftwareApplication",
+          "name": project.title,
+          "description": project.description,
+          "applicationCategory": getApplicationCategory(project.category),
+          "operatingSystem": getOperatingSystem(project.category),
+          "url": project.demoUrl || project.githubUrl || `https://evandro.dev.br/#projects`,
+          "offers": {
+            "@type": "Offer",
+            "price": "0",
+            "priceCurrency": "BRL"
+          },
+          "softwareVersion": "1.0.0",
+          "author": {
+            "@type": "Person",
+            "name": "Evandro Fonseca Junior",
+            "url": "https://evandro.dev.br"
+          }
+        }
+      }))
+    };
+  }, [projects]);
+
   if (loading) return <div className="py-20 text-center animate-pulse text-slate-500 font-mono">Loading_Assets...</div>;
   if (error) return <div className="py-20 text-center text-red-500">System_Error: Failed to sync projects.</div>;
 
@@ -118,6 +167,14 @@ export default function Projects() {
             );
           })}
         </BentoGrid>
+
+        {/* JSON-LD Schema for Projects */}
+        {projectsJsonLd && (
+          <script
+            type="application/ld+json"
+            dangerouslySetInnerHTML={{ __html: JSON.stringify(projectsJsonLd) }}
+          />
+        )}
       </div>
     </section>
   );