Made the impl_device macro more explicit about the implemented traits

This also converts impl_device into a procedural macro and get rid of a
lot of "magic" that was happening.

automation_devices/src/light_sensor.rs

@@ -6,7 +6,7 @@ use automation_lib::device::{Device, LuaDeviceCreate};
 use automation_lib::event::{self, Event, EventChannel, OnMqtt};
 use automation_lib::messages::BrightnessMessage;
 use automation_lib::mqtt::WrappedAsyncClient;
-use automation_macro::LuaDeviceConfig;
+use automation_macro::{LuaDeviceConfig, impl_device};
 use rumqttc::Publish;
 use tokio::sync::{RwLock, RwLockReadGuard, RwLockWriteGuard};
 use tracing::{debug, trace, warn};
@@ -36,6 +36,7 @@ pub struct LightSensor {
     config: Config,
     state: Arc<RwLock<State>>,
 }
+impl_device!(LightSensor);
 
 impl LightSensor {
     async fn state(&self) -> RwLockReadGuard<'_, State> {