update signal link

_site/reference/1/index.html

@@ -1216,6 +1216,6 @@ footer a:focus-visible {
 </footer>
 
 
-    <!-- This page `/reference/1/` was built on 2026-04-09T14:40:59.433Z -->
+    <!-- This page `/reference/1/` was built on 2026-04-21T21:31:09.537Z -->
   </body>
 </html>

_site/reference/2/index.html

@@ -1160,6 +1160,6 @@ footer a:focus-visible {
 </footer>
 
 
-    <!-- This page `/reference/2/` was built on 2026-04-09T14:40:59.821Z -->
+    <!-- This page `/reference/2/` was built on 2026-04-21T21:31:09.735Z -->
   </body>
 </html>

_site/reference/index.html

@@ -1210,6 +1210,6 @@ footer a:focus-visible {
 </footer>
 
 
-    <!-- This page `/reference/` was built on 2026-04-09T14:40:56.667Z -->
+    <!-- This page `/reference/` was built on 2026-04-21T21:31:06.798Z -->
   </body>
 </html>