feat: add Pommersheim Award, update GPA, add conference talk link

- Add James M. Pommersheim Research & Innovation in Engineering Award to awards data and home page Recognition section
- Update Bucknell GPA from 3.67 to 3.71
- Add YouTube link to IEEE RO-MAN 2025 conference talk
- Add ExternalLink icon to conference card renderer

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/app/experience/page.tsx

@@ -6,6 +6,7 @@ import {
   Calendar,
   MapPin,
   Award,
+  ExternalLink,
 } from "lucide-react";
 import {
   Card,
@@ -206,8 +207,19 @@ export default function ExperiencePage() {
                     <Award className="h-5 w-5 flex-shrink-0 text-muted-foreground" />
                   </div>
                 </CardHeader>
-                <CardContent>
+                <CardContent className="space-y-3">
                   <p className="text-muted-foreground">{conf.presentation}</p>
+                  {conf.youtubeUrl && (
+                    <a
+                      href={conf.youtubeUrl}
+                      target="_blank"
+                      rel="noopener noreferrer"
+                      className="inline-flex items-center gap-1.5 text-sm text-primary hover:underline"
+                    >
+                      <ExternalLink className="h-3.5 w-3.5" />
+                      Watch talk
+                    </a>
+                  )}
                 </CardContent>
               </Card>
             </div>