refactor: better value cloning

src/startup.rs

@@ -108,8 +108,8 @@ impl Application {
         Self::prevent_unencrypted_smtp_with_credentials(settings);
         let api_service = OpenApiService::new(
             Api::from(settings).apis(),
-            settings.application.clone().name,
-            settings.application.clone().version,
+            settings.application.name.clone(),
+            settings.application.version.clone(),
         )
         .url_prefix("/api");
         let ui = api_service.swagger_ui();
@@ -156,7 +156,7 @@ impl Application {
         tcp_listener: Option<poem::listener::TcpListener<String>>,
     ) -> Self {
         let port = settings.application.port;
-        let host = settings.application.clone().host;
+        let host = settings.application.host.clone();
         let app = Self::setup_app(&settings);
         let server = Self::setup_server(&settings, tcp_listener);
         Self {
@@ -176,8 +176,8 @@ impl Application {
 
     /// Returns the host address the application is configured to bind to.
     #[must_use]
-    pub fn host(&self) -> String {
-        self.host.clone()
+    pub fn host(&self) -> &str {
+        &self.host
     }
 
     /// Returns the port the application is configured to bind to.