add

web/src/App.tsx

@@ -69,6 +69,7 @@ export default function App() {
         <Routes>
           {/* Bare: no shell, no header, no nav. */}
           <Route path="/auth/login" element={<Login />} />
+          <Route path="/auth/oidc/callback" element={<Login />} />
           <Route
             path="*"
             element={