Drawing gradient border or text color as gradient is quiet cumbersome task with Android Java or Kotlin, with Jetpack compose its a very simple and straight forward which can be accomplished with very steps.
Here is how it can be down to draw a gradient border and gradient text color.

Gradient Border Color

Image(
            painter = painterResource(user.avatar),
            contentDescription = user.name,
            modifier = Modifier
                .size(80.dp)
                .clip(RoundedCornerShape(40.dp))
                .border(
                    1.dp,
                    brush = Brush.verticalGradient(gradient01),
                    shape = RoundedCornerShape(40.dp)
                ),
        )

Output

Gradient Text Color

Text(
            text = "saharakks",
            style = TextStyle(
                brush = Brush.verticalGradient(gradient01),
                fontWeight = FontWeight.Bold
            ),
            modifier = Modifier
                .padding(10.dp)
        )

Output