only alert on actual error

src/config.rs

@@ -51,7 +51,7 @@ struct ConfigToml {
     port: Option<u16>,
     release_bind: Option<Vec<scancode::Linux>>,
     cert_path: Option<PathBuf>,
-    clients: Option<Vec<TomlClient>>,
+    clients: Vec<TomlClient>,
     authorized_fingerprints: Option<HashMap<String, String>>,
 }
 
@@ -370,7 +370,6 @@ impl Config {
         self.config_toml
             .as_ref()
             .map(|c| c.clients.clone())
-            .unwrap_or_default()
             .into_iter()
             .flatten()
             .map(From::<TomlClient>::from)