feat(auth): wire AuthProvider around app providers and mirror token to sessionStorage

src/app/providers.tsx

@@ -1,6 +1,7 @@
 // src/app/providers.tsx
 import { type PropsWithChildren, useState } from 'react'
 import { QueryClient, QueryClientProvider } from '@tanstack/react-query'
+import { AuthProvider } from 'auth/AuthProvider'
 
 export function AppProviders({ children }: PropsWithChildren) {
   const [client] = useState(
@@ -9,5 +10,9 @@ export function AppProviders({ children }: PropsWithChildren) {
         defaultOptions: { queries: { refetchOnWindowFocus: false, retry: 1 } },
       })
   )
-  return <QueryClientProvider client={client}>{children}</QueryClientProvider>
+    return (
+    <AuthProvider>
+      <QueryClientProvider client={client}>{children}</QueryClientProvider>
+    </AuthProvider>
+  )
 }