fix(external-entry): preserve legacy private room links

src/lib/navigation/external_entry.ts

@@ -129,7 +129,9 @@ function resolveTarget(
 
   if (target === "chat") return ROUTES.chat;
   if (target === "tip") return ROUTES.tip;
-  if (target === "private-zone") return ROUTES.privateZone;
+  if (target === "private-zone" || target === "private-room") {
+    return ROUTES.privateZone;
+  }
 
   return null;
 }