From 144016e3c9c6d8d8ef1508cec9343f57fdd75ab3 Mon Sep 17 00:00:00 2001
From: "Gan, Jimmy" <jimmy.gan@adidas.com>
Date: Sun, 22 Feb 2026 11:44:02 +0800
Subject: [PATCH] Add PublicKeyCredential guard for passkey registration

---
 dashboard/frontend/src/routes/Settings.svelte | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dashboard/frontend/src/routes/Settings.svelte b/dashboard/frontend/src/routes/Settings.svelte
index e70f1db..8af41db 100644
--- a/dashboard/frontend/src/routes/Settings.svelte
+++ b/dashboard/frontend/src/routes/Settings.svelte
@@ -40,6 +40,9 @@
     passkeyLoading = true;
     passkeyMsg = ""; passkeyErr = "";
     try {
+      if (!window.PublicKeyCredential) {
+        throw new Error("Passkeys are not supported in this browser or context");
+      }
       const opts = await post("/auth/passkey/register/options");
       opts.challenge = base64urlToBuffer(opts.challenge);
       opts.user.id = base64urlToBuffer(opts.user.id);