- Integrate Firebase Realtime Database for high score synchronization
- Add cpr and nlohmann-json dependencies for HTTP requests
- Implement async score loading from Firebase with local fallback
- Submit all scores > 0 to Firebase in background thread
- Always prompt for player name on game over if score > 0
- Add dedicated menu music system
- Implement menu track support in Audio class with looping
- Add "Every Block You Take.mp3" as main menu theme
- Automatically switch between menu and game music on state transitions
- Load menu track asynchronously to prevent startup delays
- Update level speed progression to match web version
- Replace NES frame-based gravity with explicit millisecond values
- Implement 20-level speed table (1000ms to 60ms)
- Ensure consistent gameplay between C++ and web versions
- Fix startup performance issues
- Move score loading to background thread to prevent UI freeze
- Optimize Firebase network requests with 2s timeout
- Add graceful fallback to local scores on network failure
Files modified:
- src/persistence/Scores.cpp/h - Firebase integration
- src/audio/Audio.cpp/h - Menu music support
- src/core/GravityManager.cpp/h - Level speed updates
- src/main.cpp - State-based music switching, async loading
- CMakeLists.txt - Add cpr and nlohmann-json dependencies
- vcpkg.json - Update dependency list
