Add initial PlatformIO configuration and main application code

- Created platformio.ini for ESP32 Devkit configuration with DFPlayer Mini library dependency.
- Implemented main application logic in main.cpp, including LED and buzzer control, and MP3 playback functionality using DFMiniMp3 library.
- Added notification class for handling MP3 player events and errors.
- Set up input pins for buttons and output pins for LEDs, with synchronization logic.
- Included basic setup and loop functions to manage state and playback.
- Added README for test directory to outline unit testing purpose and resources.

This commit is contained in:

André Fiedler

2025-10-17 14:46:24 +02:00

parent 71cf8c748e

commit ff5fe502b7

19 changed files with 560 additions and 0 deletions

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