add support for mixing stereo to mono through dsp_processor (fixes#106)
add sdkconfigs to github action workflow
suppress warnings from flac git submodule
remove unused variable and address some compiler warnings
remove some dead code
Signed-off-by: Karl Osterseher <karl_osterseher@gmx.at>
- add i2s channel delete to deinit_player()
- improve network interface component
store IP and connection status of interfaces
- improve UI http server
Signed-off-by: Karl Osterseher <karli_o@gmx.at>