Link Devseis LinkedIn company page (certificate, Built by Devseis, footer)

Certificate 'Add to LinkedIn profile' now uses organizationId=12603388 so the certification shows the Devseis company page and logo. Adds 'Follow Devseis on LinkedIn' to the Built by Devseis section and a LinkedIn link in the footer.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

index.html

@@ -592,6 +592,7 @@
       <div class="cta-btns" style="justify-content:flex-start;margin-top:14px">
         <a class="primary devseis-call" href="mailto:umer.wasim@devseis.com?subject=Free%20AI%20Act%20readiness%20call%20(via%20Caveat)">📅 Book a free 30-min AI Act readiness call</a>
         <a class="ghost" href="https://devseis.com" target="_blank" rel="noopener" style="text-decoration:none">🌐 devseis.com</a>
+        <a class="ghost" href="https://www.linkedin.com/company/12603388" target="_blank" rel="noopener" style="text-decoration:none">💼 Follow Devseis on LinkedIn</a>
       </div>
       <h4 style="margin:18px 0 8px;font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)">More from Devseis on Hugging Face</h4>
       <div class="more-grid">
@@ -631,7 +632,7 @@
 
   <footer class="page">
     <span>Experimental research demo · not legal advice.</span>
-    <span><a href="privacy.html">Privacy</a> · <button class="link-btn" type="button" id="consentSettings">Analytics settings</button> · <a href="https://huggingface.co/Devseis" target="_blank" rel="noopener">More by Devseis</a></span>
+    <span><a href="privacy.html">Privacy</a> · <button class="link-btn" type="button" id="consentSettings">Analytics settings</button> · <a href="https://huggingface.co/Devseis" target="_blank" rel="noopener">More by Devseis</a> · <a href="https://www.linkedin.com/company/12603388" target="_blank" rel="noopener">LinkedIn</a></span>
   </footer>
 </div>
 
@@ -1487,7 +1488,7 @@
     const url = c.toDataURL("image/png");
     $("certImg").src = url; $("certDl").href = url;
     $("certLi").href = "https://www.linkedin.com/profile/add?" + new URLSearchParams({
-      startTask: "CERTIFICATION_NAME", name: COURSE, organizationName: "Devseis",
+      startTask: "CERTIFICATION_NAME", name: COURSE, organizationId: "12603388",   // Devseis LinkedIn company page
       issueYear: String(now.getFullYear()), issueMonth: String(now.getMonth() + 1), certUrl: PAGE_URL }).toString();
     $("certShare").href = "https://www.linkedin.com/sharing/share-offsite/?url=" + encodeURIComponent(PAGE_URL);
     $("certOut").hidden = false;