[Example] YOLOv8-ONNXRuntime-Rust example (#6583)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>

examples/YOLOv8-ONNXRuntime-Rust/src/main.rs

@@ -0,0 +1,28 @@
+use clap::Parser;
+
+use yolov8_rs::{Args, YOLOv8};
+
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let args = Args::parse();
+
+    // 1. load image
+    let x = image::io::Reader::open(&args.source)?
+        .with_guessed_format()?
+        .decode()?;
+
+    // 2. model support dynamic batch inference, so input should be a Vec
+    let xs = vec![x];
+
+    // You can test `--batch 2` with this
+    // let xs = vec![x.clone(), x];
+
+    // 3. build yolov8 model
+    let mut model = YOLOv8::new(args)?;
+    model.summary(); // model info
+
+    // 4. run
+    let ys = model.run(&xs)?;
+    println!("{:?}", ys);
+
+    Ok(())
+}