feat: add logging

src/main.rs

@@ -45,6 +45,8 @@ pub mod utils;
 #[tokio::main]
 async fn main() -> anyhow::Result<()> {
     let args = args::Args::parse();
+    #[cfg(feature = "log")]
+    env_logger::init_from_env(env_logger::Env::new().default_filter_or("info"));
     let conf = if let Some(conf) = File::try_open(&args.conf) {
         conf::Config::from_toml_file(&mut conf?)?
     } else {