ui

# What does this PR do?


## Test Plan
# What does this PR do?


## Test Plan
# What does this PR do?


## Test Plan

llama_stack/ui/hooks/use-auth-config.ts

@@ -0,0 +1,28 @@
+import { useState, useEffect } from "react";
+
+export function useAuthConfig() {
+  const [isAuthConfigured, setIsAuthConfigured] = useState(true);
+  const [isChecking, setIsChecking] = useState(true);
+
+  useEffect(() => {
+    const checkAuthConfig = async () => {
+      try {
+        const response = await fetch("/api/auth/github/login", {
+          method: "HEAD",
+          redirect: "manual",
+        });
+
+        setIsAuthConfigured(response.status !== 404);
+      } catch (error) {
+        console.error("Auth config check error:", error);
+        setIsAuthConfigured(true);
+      } finally {
+        setIsChecking(false);
+      }
+    };
+
+    checkAuthConfig();
+  }, []);
+
+  return { isAuthConfigured, isChecking };
+}

llama_stack/ui/hooks/usePagination.ts

@@ -2,6 +2,8 @@
 
 import { useState, useCallback, useEffect, useRef } from "react";
 import { PaginationStatus, UsePaginationOptions } from "@/lib/types";
+import { useRouter } from "next/navigation";
+import { AuthenticationError } from "llama-stack-client";
 
 interface PaginationState<T> {
   data: T[];
@@ -51,6 +53,7 @@ export function usePagination<T>({
     error: null,
     lastId: null,
   });
+  const router = useRouter();
 
   // Use refs to avoid stale closures
   const stateRef = useRef(state);
@@ -91,6 +94,12 @@ export function usePagination<T>({
           status: "idle",
         }));
       } catch (err) {
+        // Handle authentication errors by redirecting to login
+        if (err instanceof AuthenticationError) {
+          router.push("/login");
+          return;
+        }
+
         const errorMessage = isInitialLoad
           ? `Failed to load ${errorMessagePrefix}. Please try refreshing the page.`
           : `Failed to load more ${errorMessagePrefix}. Please try again.`;
@@ -107,7 +116,7 @@ export function usePagination<T>({
         }));
       }
     },
-    [limit, model, order, fetchFunction, errorMessagePrefix],
+    [limit, model, order, fetchFunction, errorMessagePrefix, router],
   );
 
   /**