첨부 파일 채팅 모달이 채팅 창 뒤에 있습니다

[Moin]

Sorry for the poor description. I hope the image can compensate for that.

[Moin]

Thanks awesomerobot
https://github.com/discourse/discourse/commit/f38bb5e3e420ab154d1a60e751e58b9382620ee1