🌞🌞 We not need this, GPUI has it own gradient implementation.
https://github.com/zed-industries/zed/blob/main/crates/gpui/examples/gradient.rs
This is a simple Element to render a gradient for GPUI.
The core implementation is based drawing the gradient into a bitmap img, and then use cx.paint_image() to render the image to the GPUI.
cargo run --example hello_world