Handle domain name in share URL path

Skip domain-like segments (containing dots) when parsing the share path.
e.g., /share/slug/aol.com is treated as /share/slug
      /share/slug/aol.com/events is treated as /share/slug/events

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/app/share/ShareProvider.tsx

@@ -32,11 +32,23 @@ const ALL_SECTION_IDS = [
   'attribution',
 ];
 
+function getSharePath(pathname: string) {
+  const segments = pathname.split('/');
+  const firstSegment = segments[3];
+
+  // If first segment looks like a domain name, skip it
+  if (firstSegment?.includes('.')) {
+    return segments[4];
+  }
+
+  return firstSegment;
+}
+
 export function ShareProvider({ slug, children }: { slug: string; children: ReactNode }) {
   const { share, isLoading, isFetching } = useShareTokenQuery(slug);
   const router = useRouter();
   const pathname = usePathname();
-  const path = pathname.split('/')[3];
+  const path = getSharePath(pathname);
 
   const allowedSections = share?.parameters
     ? ALL_SECTION_IDS.filter(id => share.parameters[id] !== false)

src/app/share/[slug]/[[...path]]/SharePage.tsx

@@ -39,11 +39,23 @@ const PAGE_COMPONENTS: Record<string, React.ComponentType<{ websiteId: string }>
   attribution: AttributionPage,
 };
 
+function getSharePath(pathname: string) {
+  const segments = pathname.split('/');
+  const firstSegment = segments[3];
+
+  // If first segment looks like a domain name, skip it
+  if (firstSegment?.includes('.')) {
+    return segments[4];
+  }
+
+  return firstSegment;
+}
+
 export function SharePage() {
   const share = useShare();
   const { setTheme } = useTheme();
   const pathname = usePathname();
-  const path = pathname.split('/')[3];
+  const path = getSharePath(pathname);
   const { websiteId, parameters = {} } = share;
 
   useEffect(() => {