v5.22.1
Fix login button redirection behavior for Keycloak SSO
- On /login pages: redirect to /keycloak-login in current tab (existing behavior)
- On other LMS pages (e.g., /courses/...): open /keycloak-login in new tab and reload current page
- On marketing site (preprod.fun.apps.openfun.fr): keep overlay behavior unchanged
- Prevent unwanted redirects from marketing site to LMS login page