wire profile components, login/register routes, spec-driven auth

- src/main.jsx: add /login, /register, /profile/* routes; wire
  profileComponents from react-auth; pass basePath to Admin
- src/Header.tsx: profile button nav to /profile/me; Login to /login
- src/openapi-config.ts: wire getToken and profileComponents
- react-auth local: sync ProfileCreate, ProfileEdit, ProfileView
- react-openapi local: sync all auth + x-profile changes
  (AppProvider, Admin, ProfileRoutes, SideMenu, types, hooks, etc.)

react-auth/index.ts

@@ -1,6 +1,12 @@
 export { AuthProvider, useAuth } from "./contexts";
 export { createApiClient } from "./axios";
 export { AuthPage } from "./AuthPage";
+export { ProfileCreate } from "./ProfileCreate";
+export { ProfileEdit } from "./ProfileEdit";
+export { ProfileView } from "./ProfileView";
 export type { AuthUser } from "./models";
 export type { AuthMode } from "./AuthPage";
+export type { ProfileCreateProps } from "./ProfileCreate";
+export type { ProfileEditProps } from "./ProfileEdit";
+export type { ProfileViewProps } from "./ProfileView";
 export { tokenStore } from "./token"