Redirect auth flows to / instead of /performance

After login, email verification, trust device, and profile setup,
users are now redirected to / which handles routing to their first
org's dashboard.

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

apps/publisher-dashboard/src/routes/auth/confirm/+page.svelte

@@ -58,7 +58,7 @@ const statusQuery = createQuery(() => ({
 $effect(() => {
   if (statusQuery.data?.status === "completed") {
     clearLoginFlowState();
-    goto(statusQuery.data.redirectTo || "/performance");
+    goto(statusQuery.data.redirectTo || "/");
   }
 });
 

apps/publisher-dashboard/src/routes/auth/setup/user/+page.svelte

@@ -22,7 +22,7 @@ const userQuery = createQuery(() => ({
 // Redirect if user doesn't need setup
 $effect(() => {
   if (userQuery.data && !userQuery.data.needsSetup) {
-    goto("/performance");
+    goto("/");
   }
 });
 
@@ -68,7 +68,7 @@ async function handleSubmit(e: Event) {
     });
 
     toast.success("Profile setup complete!");
-    goto("/performance");
+    goto("/");
   } catch (e) {
     error = e instanceof Error ? e.message : "Failed to save profile";
   } finally {

apps/publisher-dashboard/src/routes/auth/trust-device/+page.svelte

@@ -52,7 +52,7 @@ async function handleTrust() {
   try {
     await api.me.trustDevice({ name: deviceName.trim() });
     toast.success("Device trusted successfully!");
-    goto("/performance");
+    goto("/");
   } catch (e) {
     error = e instanceof Error ? e.message : "Failed to trust device";
   } finally {

apps/publisher-dashboard/src/routes/auth/verify/+page.svelte

@@ -31,7 +31,7 @@ async function verifyEmail(): Promise<void> {
   try {
     await api.auth.verifyEmail({ token });
     toast.success("Email verified successfully!");
-    goto("/performance");
+    goto("/");
   } catch (e) {
     error = e instanceof Error ? e.message : "Verification failed";
   } finally {