(CETZ) Braces don't work on tridimensional spaces

Questions
,
1 
#import "@preview/cetz:0.4.2"
#set page(width: auto, height: auto, margin: 0.5cm)

#align(center)[
	#cetz.canvas(length:3cm,{
		import cetz.draw: *

		ortho(
			x: 150deg,
			y: 160deg,
			z: 180deg,
			{
				//axes
				line(
					(0,0,0),(3,0,0),
					mark:(end:"stealth",fill:black)
				)
				line(
					(0,0,0),(0,3,0),
					mark:(end:"stealth",fill:black)
				)
				line(
					(0,0,0),(0,0,3),
					mark:(end:"stealth",fill:black)
				)

				// same coordinates:
				line(
					(0,0,0),(2,1,1)
				)
				cetz.decorations.flat-brace(flip:true,
					(0,0,0),(2,1,1),
				)
			}
		)
	})
]

image
image1046×723 34.3 KB

Both ends of the brace were supposed to touch the ends of the line.

2

If this is supposed to be a bug report, the place to do this would be https://github.com/cetz-package/cetz/issues.