Added logout support, store user data

client/src/main.rs

@@ -1,7 +1,19 @@
+use tracing::subscriber;
+
 #[tokio::main]
 async fn main() -> eframe::Result {
     env_logger::init(); // Log to stderr (if you run with `RUST_LOG=debug`).
 
+    let subscriber = tracing_subscriber::fmt()
+        .compact()
+        .with_file(true)
+        .with_line_number(true)
+        .with_thread_ids(true)
+        .with_target(false)
+        .finish();
+
+    subscriber::set_global_default(subscriber).unwrap();
+
     let native_options = eframe::NativeOptions {
         viewport: egui::ViewportBuilder::default()
             .with_inner_size([720.0, 500.0])