Email client, application startup logic and tests

src/main.rs

@@ -1,19 +1,13 @@
-use sqlx::postgres::PgPoolOptions;
-use tokio::net::TcpListener;
-use zero2prod::{configuration::get_configuration, startup::run, telemetry::init_subscriber};
+use zero2prod::{
+    configuration::get_configuration, startup::Application, telemetry::init_subscriber,
+};
 
 #[tokio::main]
-async fn main() {
+async fn main() -> Result<(), std::io::Error> {
     init_subscriber(std::io::stdout);
-    let configuration = get_configuration().expect("Failed to read configuration");
-    let listener = TcpListener::bind(format!(
-        "{}:{}",
-        configuration.application.host, configuration.application.port
-    ))
-    .await
-    .unwrap();
-    tracing::debug!("listening on {}", listener.local_addr().unwrap());
-    let connection_pool = PgPoolOptions::new().connect_lazy_with(configuration.database.with_db());
 
-    run(listener, connection_pool).await
+    let configuration = get_configuration().expect("Failed to read configuration");
+    let application = Application::build(configuration).await?;
+    application.run_until_stopped().await?;
+    Ok(())
 }