Feat: implemented some audio

audios/Sad 8-bit Music [TubeRipper.cc].ogg

audios/Sad 8-bit Music [TubeRipper.cc].ogg.import

audios/battle_theme.ogg

audios/battle_theme.ogg.import

audios/idle_theme.ogg

audios/idle_theme.ogg.import

audios/sfx.zip

audios/sfx/break 1.ogg

audios/sfx/break 1.ogg.import

audios/sfx/break 2.ogg

audios/sfx/break 2.ogg.import

audios/sfx/break 3.ogg

audios/sfx/break 3.ogg.import

audios/sfx/break 4.ogg

audios/sfx/break 4.ogg.import

audios/sfx/damage 1.ogg

audios/sfx/damage 1.ogg.import

audios/sfx/damage 2.ogg

audios/sfx/damage 2.ogg.import

audios/sfx/jump.ogg