feat(config)!: Device creation function is now named entry

It now has to be called 'setup', this makes it possible to just
include the table as a whole in devices and it will automatically call
the correct function.

src/bin/automation.rs

@@ -140,8 +140,8 @@ async fn app() -> anyhow::Result<()> {
 
     let mqtt_client = mqtt::start(config.mqtt, &device_manager.event_channel());
 
-    if let Some(devices) = config.devices {
-        for device in devices.get(&lua, &mqtt_client).await? {
+    if let Some(modules) = config.modules {
+        for device in modules.setup(&lua, &mqtt_client).await? {
             device_manager.add(device).await;
         }
     }