'artis' means 'celebrity', not 'artist'.
No. An artist doesn't have to be a celebrity.
https://kbbi.web.id/artis
artis/ar·tis/ n ahli seni; seniman, seniwati (seperti penyanyi, pemain film, pelukis, pemain drama);
KBBi defintion of "artis".
Okay, thanks for your correction.