XR - UICanvas - UI
>Image - TextMeshPro
>Button
Left Hand -> Left Hand base ๋ก ์ด๋ฆ ๋ณ๊ฒฝ
camera offset - empty object ์์ฑ - left handPrant ์ Left Hand Base ์ง์ด๋ฃ๊ธฐ
Prant > XR ray interaction (actionbasic) - LeftHandUIController
[!]