feat: setup logger

fix: create `.logs/` dir

src/log.rs

@@ -0,0 +1,15 @@
+use std::{fs::File, path::PathBuf, str::FromStr};
+
+use tracing::Level;
+use tracing_subscriber::fmt;
+
+pub fn setup_logger() {
+    std::fs::create_dir_all(".logs").unwrap();
+    let path = PathBuf::from_str(".logs/traxor.log").unwrap();
+    let log_file = File::create(path).expect("Failed to create log file");
+    let subscriber = fmt::Subscriber::builder()
+        .with_max_level(Level::TRACE)
+        .with_writer(log_file)
+        .finish();
+    tracing::subscriber::set_global_default(subscriber).expect("setting default subscriber failed");
+}

src/main.rs

@@ -1,4 +1,5 @@
 use anyhow::Result;
+use log::setup_logger;
 use ratatui::backend::CrosstermBackend;
 use ratatui::Terminal;
 use std::io;
@@ -6,9 +7,13 @@ use traxor::app::App;
 use traxor::event::{Event, EventHandler};
 use traxor::handler::{get_action, update};
 use traxor::tui::Tui;
+mod log;
 
 #[tokio::main]
 async fn main() -> Result<()> {
+    // Setup the logger.
+    setup_logger();
+
     // Create an application.
     let mut app = App::new();