Minor bug fixes
You can take a picture and paint with the specified two colors with the RGB value as the boundary to create an image. The border of RGB values can be adjusted.
Also, in preview mode, you can create your favorite image while painting and checking the photo in real time.
![Absolute pitch [Voice scale confirmation app]](https://play-lh.googleusercontent.com/aL3lyd5JGLAU_Cd9kiYqO9IcCWktrLIWa5U-5ZJHqmAWKuERihj2N46nx-c2EiS7-w)
