how do i add my own soundfiles to the game?

i would like to record some stuff and add it to the game
also i would like to add some dota 2 soundfiles for example... there are so many soundfiles i would like to add but i just don't know how 
i bet there has been a topic about this somewhere but i didn't really understand the one i found... i am really bad at this kind of stuff so does anyone have an easy way to add stuff?
or is there a mod that simplifies all that somewhere?


i bet there has been a topic about this somewhere but i didn't really understand the one i found... i am really bad at this kind of stuff so does anyone have an easy way to add stuff?

or is there a mod that simplifies all that somewhere?
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