Remove custom analytics in favor of Vercel defaults

The changes remove custom analytics tracking in favor of using Vercel's
default page view tracking functionality.

src/app/publications/page.tsx

@@ -22,12 +22,7 @@ import { Skeleton } from "~/components/ui/skeleton";
 import { CardSkeleton } from "~/components/ui/skeletons";
 import type { Publication } from "~/lib/bibtex";
 import { parseBibtex } from "~/lib/bibtex";
-import {
-  trackPdfView,
-  trackDoiClick,
-  trackBibtexDownload,
-  trackSlidesView,
-} from "~/lib/analytics";
+// No custom tracking needed - Vercel automatically tracks page views
 
 export default function PublicationsPage() {
   const [publications, setPublications] = useState<Publication[]>([]);
@@ -45,15 +40,6 @@ export default function PublicationsPage() {
   }, []);
 
   const downloadBibtex = (pub: Publication) => {
-    // Track the BibTeX download
-    trackBibtexDownload({
-      publicationTitle: pub.title,
-      publicationType: pub.type,
-      publicationYear: pub.year,
-      citationKey: pub.citationKey,
-      venue: pub.venue,
-    });
-
     const {
       title,
       authors,
@@ -95,50 +81,7 @@ export default function PublicationsPage() {
     URL.revokeObjectURL(url);
   };
 
-  const handlePaperClick = (pub: Publication) => {
-    trackPdfView({
-      publicationTitle: pub.title,
-      publicationType: pub.type,
-      publicationYear: pub.year,
-      citationKey: pub.citationKey,
-      venue: pub.venue,
-      pdfType: "paper",
-    });
-  };
-
-  const handlePosterClick = (pub: Publication) => {
-    trackPdfView({
-      publicationTitle: pub.title,
-      publicationType: pub.type,
-      publicationYear: pub.year,
-      citationKey: pub.citationKey,
-      venue: pub.venue,
-      pdfType: "poster",
-    });
-  };
-
-  const handleDoiClick = (pub: Publication) => {
-    if (pub.doi) {
-      trackDoiClick({
-        publicationTitle: pub.title,
-        publicationType: pub.type,
-        publicationYear: pub.year,
-        citationKey: pub.citationKey,
-        venue: pub.venue,
-        doi: pub.doi,
-      });
-    }
-  };
-
-  const handleSlidesClick = (pub: Publication) => {
-    trackSlidesView({
-      publicationTitle: pub.title,
-      publicationType: pub.type,
-      publicationYear: pub.year,
-      citationKey: pub.citationKey,
-      venue: pub.venue,
-    });
-  };
+  // No custom click handlers needed - Vercel automatically tracks API route access
 
   return (
     <div className="space-y-6">
@@ -179,7 +122,6 @@ export default function PublicationsPage() {
                         target="_blank"
                         rel="noopener noreferrer"
                         className="text-muted-foreground hover:text-primary sm:flex-shrink-0"
-                        onClick={() => handlePaperClick(pub)}
                       >
                         <ArrowUpRight className="h-5 w-5" />
                       </Link>
@@ -222,7 +164,6 @@ export default function PublicationsPage() {
                         href={`https://doi.org/${pub.doi}`}
                         target="_blank"
                         rel="noopener noreferrer"
-                        onClick={() => handleDoiClick(pub)}
                       >
                         <Badge
                           variant="secondary"
@@ -238,7 +179,6 @@ export default function PublicationsPage() {
                         href={pub.paperUrl}
                         target="_blank"
                         rel="noopener noreferrer"
-                        onClick={() => handlePaperClick(pub)}
                       >
                         <Badge
                           variant="secondary"
@@ -254,7 +194,6 @@ export default function PublicationsPage() {
                         href={pub.posterUrl}
                         target="_blank"
                         rel="noopener noreferrer"
-                        onClick={() => handlePosterClick(pub)}
                       >
                         <Badge
                           variant="secondary"
@@ -270,7 +209,6 @@ export default function PublicationsPage() {
                         href={pub.slidesUrl}
                         target="_blank"
                         rel="noopener noreferrer"
-                        onClick={() => handleSlidesClick(pub)}
                       >
                         <Badge
                           variant="secondary"