settings devided into server and app

WatcherAgent/src/main.rs

@@ -7,7 +7,7 @@ pub mod hardware;
 pub mod metrics;
 pub mod models;
 
-use crate::config::AppConfig;
+use crate::config::Settings;
 
 use std::error::Error;
 use std::marker::Send;
@@ -27,8 +27,11 @@ async fn flatten<T>(
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn Error + Send + Sync>> {
-    let config = AppConfig::from_env().expect("Failed to load configuration");
-    let server_url = config.watcher.server_url.clone();
+    let settings = Settings::new().expect("Failed to load configuration");
+
+    // Explicit variables for each .env / config field
+    let _app_port = settings.app.port;
+    let server_url = settings.server.url;
 
     // Registration
     let (server_id, ip) = match api::register_with_server(&server_url).await {