keycloak-scim/src/auth/keycloak.ts

import Keycloak, { KeycloakInstance } from 'keycloak-js';
const keycloak: KeycloakInstance = Keycloak();

export default async function (): Promise<KeycloakInstance> {
  await keycloak.init({ onLoad: 'check-sso', pkceMethod: 'S256' }).catch(() => {
    alert('failed to initialize keycloak');
  });
  return keycloak;
}