Update configuration and content for improved SEO and user experience

- Enhanced sitemap configuration to limit entries and ensure a single sitemap generation.
- Updated robots.txt to reflect the new sitemap URL.
- Revised metadata descriptions and titles across multiple pages for better SEO alignment.
- Obfuscated email address in the footer for improved privacy.
- Adjusted content in various pages to better reflect services offered and enhance clarity.

src/components/widgets/Footer.astro

@@ -87,7 +87,23 @@ const {
         </a>
         <!-- Business Information (Dutch Law Requirements) -->
         <div class="text-sm text-white-500 space-y-1">
-          <p>info@365devnet.eu</p>
+          <a id="obfuscated-email" href="#" class="hover:underline">info [at] 365devnet [dot] eu</a>
+          <script is:inline>
+            // Obfuscated email: info@365devnet@+@eu
+            // @+@ will be replaced with a dot (.)
+            const user = "info";
+            const domain = "365devnet";
+            const tld = "eu";
+            const email = `${user}@${domain}@+@${tld}`;
+            const subject = "Message&nbsp;from&nbsp;website";
+            const realEmail = email.replace("@+@", "."); // Converts to info@365devnet.eu
+            const mailto = `mailto:${realEmail}?subject=${subject}`;
+            const link = document.getElementById("obfuscated-email");
+            if (link) {
+              link.setAttribute("href", mailto);
+              link.innerHTML = realEmail;
+            }
+          </script>
         </div>
       </div>