Paint crack or frame crack?

[Waldron Chee]

Hi forumers,

Would like your inputs.
Paint crack or frame crack?

No heavy clash nor kept under hot sun
No frame deformation

Asked around and some told it was an inner crack, but would like more inputs.

Yonex arcsaber 11 pro 3U5 SP, 30lbs, BG80P
bought 21/8/22

thanks alot!