🚀 Big update drop for The Coffee Timer! ☕

I've been heads-down building new features and polishing the experience — Here's what's new: ☕ Redesigned coffee cup: A fully SVG-based ceramic mug with realistic porcelain gradients, a 3D handle, crema/foam with latte art details, and smooth steam animations. It even fills up as your The Coffee Timer session progresses. 🎵 Spotify integration (Premium) Connect your Spotify account and play playlists, songs, or artists directly inside the app while you focus. Full search + library browsing — no need to switch tabs. 🔔 Background push notifications: The timer now sends a system notification even when the tab is closed or minimised. Never miss the end of a session again. 📱 Mobile responsiveness overhaul: Bigger touch targets, responsive layouts, no more overflow on small screens. The app now feels at home on any device. ⚡ Instant premium status Subscription state loads from cache instantly — no more waiting spinner before the UI unlocks. 🔒 Smart feature gating Non-premium users see a t