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| 1 | +# Changelog |
| 2 | + |
| 3 | +All notable changes to the BT Audio project will be documented in this file. |
| 4 | + |
| 5 | +The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), |
| 6 | +and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). |
| 7 | + |
| 8 | +## [1.1] - 2025-01-13 |
| 9 | + |
| 10 | +### Fixed |
| 11 | +- Fixed favorites not displaying when playing from file browser - asterisk (*) now appears correctly for favorited tracks |
| 12 | +- Fixed hold-OK favorite toggle not updating UI when playing from file browser |
| 13 | +- Fixed M3U playlist files not appearing in ESP32 SD card browser |
| 14 | +- Updated max favorite tracks from 20 to 40. When favorites list is full and user tries to add a new track, there's a different vibration feedback with a red led. |
| 15 | +- Added Roguemaster Firmware compatability. |
| 16 | + |
| 17 | + |
| 18 | + |
| 19 | +### Changed |
| 20 | +- Updated app version to v1.1 |
| 21 | + |
| 22 | +### Added |
| 23 | +- M3U playlist files now visible in ESP32 SD browser alongside MP3 files |
| 24 | +- Verification testing guide (VERIFICATION_v1.1.md) |
| 25 | + |
| 26 | +## [1.0] - Initial Release |
| 27 | + |
| 28 | +### Added |
| 29 | +- Bluetooth A2DP audio streaming to headphones and speakers |
| 30 | +- Device scanning and connection management |
| 31 | +- MP3 playback from ESP32 SD card |
| 32 | +- MP3 playback from Flipper SD card (streaming over UART) |
| 33 | +- M3U playlist support (playlist1.m3u, playlist2.m3u) |
| 34 | +- File browser for selecting music from SD cards |
| 35 | +- Now Playing controls (play/pause, volume, next/prev track) |
| 36 | +- Favorites system - mark tracks with hold-OK, asterisk indicator |
| 37 | +- Test tone playback (440Hz, jingle) |
| 38 | +- Configurable settings: |
| 39 | + - SD source selection (Flipper SD or ESP32 SD) |
| 40 | + - Bluetooth TX power adjustment |
| 41 | + - Initial volume setting |
| 42 | + - EQ controls (bass, mid, treble) |
| 43 | + - Backlight always-on mode |
| 44 | + - Background audio mode |
| 45 | + - Shuffle mode |
| 46 | + - Continuous play mode |
| 47 | + - Custom Bluetooth device name |
| 48 | +- Automatic 5V GPIO power for ESP32 |
| 49 | +- Device history and quick reconnect |
| 50 | +- QR code display for documentation |
| 51 | +- ESP32 firmware detection and diagnostics |
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