* Added control to audio ui to select bgm/ambient and lock selection to overide dynamic audio update. Load both assets and char specific audio assets
* correct ambient label and default value when no assets available.
* add padding in audio select
* Correct audio change of background ambient when locked. Updated CSS of audio ui for mobile friendly.
* add space between mixer
* Add checkbox to enable dynamic bgm/ambient switch
* correct background ambient fadout
* continue debuging ambient audio update
* finish debuging
* Fix BGM console error on first run. Reformat plugin code
* Changed audio bgm lock into loop on/off. Added random pick button for bgm. Moved ambient lock button to right.
* Add mouse wheel event handler on volume controls
* Change bgm select to only contain current chat character bgm (solo/group). When enable expression bgm is off, any of the char+asset bgm can play next if not looping.
* Corrected bgm looping at start. Force random to play another song if there is any.
* Format code
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Co-authored-by: Cohee <18619528+Cohee1207@users.noreply.github.com>
Tony Ribeiro
Tony Ribeiro