Wajih: Bac 2027 & Orientation

🚀 Major Performance Boost.

🛠️ Restored Features: Fully enabled Help Center search, email/password login, and Guest Mode.

📚 Content & Explorer Fixes: Corrected branch matching (Sciences Éco), fixed the Conseils tab limit, and improved bookmarking.

🔔 Reliable Notifications: Upgraded scheduling stability and background handling.

🎨 UI Polish & Bug Fixes: Resolved layout overflows, fixed navigation stacking, and polished accessibility.