fix: linting issues

src/main.rs

@@ -17,7 +17,7 @@ async fn main() -> std::io::Result<()> {
     let args = Args::parse();
 
     // Initialize logger
-    if args.log_level != "" {
+    if !args.log_level.is_empty() {
         env_logger::init_from_env(Env::default().default_filter_or(args.log_level));
     } else {
         env_logger::init_from_env(Env::default().default_filter_or("info"));

src/types/config.rs

@@ -16,7 +16,13 @@ impl Config {
         }
     }
 
-    pub(crate) fn load_from_file(config_path: &str) -> Result<Config, Error> {
+    pub(crate) fn load_from_file(_config_path: &str) -> Result<Config, Error> {
         unimplemented!();
     }
 }
+
+impl Default for Config {
+    fn default() -> Self {
+        Self::new()
+    }
+}