fix borrowing issue and make everything compile

src/device.old

@@ -0,0 +1,14 @@
+mod device;
+mod helios;
+
+use crate::conf::{Conf, DacFamily, EtherDreamConf, HeliosConf};
+use crate::device::device::Device;
+use crate::device::helios::HeliosDevice;
+
+pub fn device_factory(config: Conf) -> Box<dyn Device> {
+	let device = match config.dac {
+		DacFamily::Helios(conf) => Box::new(HeliosDevice { conf }),
+		DacFamily::Etherdream(conf) => todo!(),
+	};
+	device
+}

src/device/helios.rs

@@ -21,6 +21,12 @@ pub struct HeliosDevice {
 }
 
 impl HeliosDevice {
+
+	/// This is fabulous doc !
+	/// # Woot
+	///
+	///  ` some example `
+	///
 	pub fn new(conf: &HeliosConf) -> LJResult<Self> {
 		let id = conf.id;
 		let controller = NativeHeliosDacController::new()?;
@@ -30,10 +36,21 @@ impl HeliosDevice {
 		};
 	        let dac = device.open()?;
 		Ok(Self {
-			conf: (*conf).clone(),			dac,
+			conf: (*conf).clone(),
+			dac,
 		})
 	}
 }
+//
+// fn get_helios_device() -> LJResult<NativeHeliosDac> {
+// 	let controller = NativeHeliosDacController::new()?;
+// 	let devices = controller.list_devices()?;
+// 	let Some(device) = devices.into_iter().next() else {
+// 		return Err(Box::new(LJError::HeliosDeviceMissing));
+// 	};
+// 	let device = device.open()?;
+// 	Ok(device)
+// }
 
 impl Device for HeliosDevice {
 	fn status(&self) -> Status {