feat: provide chromeless roles to hide shell header and footer

Co-Authored-By: Claude <noreply@anthropic.com>

Author: arbrandes

src/app.ts

@@ -1,10 +1,12 @@
 import { App } from '@openedx/frontend-base';
 import { appId } from './constants';
+import provides from './provides';
 import routes from './routes';
 
 const app: App = {
   appId,
   routes,
+  provides,
   config: {
     ACTIVATION_EMAIL_SUPPORT_LINK: null,
     ALLOW_PUBLIC_ACCOUNT_CREATION: true,

src/provides.ts

@@ -0,0 +1,14 @@
+import { providesChromelessRolesId } from '@openedx/frontend-base';
+import {
+  confirmPasswordRole,
+  loginRole,
+  registerRole,
+  resetPasswordRole,
+  welcomeRole,
+} from './constants';
+
+const provides = {
+  [providesChromelessRolesId]: [loginRole, registerRole, resetPasswordRole, confirmPasswordRole, welcomeRole],
+};
+
+export default provides;