feat(backend) update (unfinished)

backend/server/src/main.rs

@@ -1,8 +1,19 @@
 mod constants;
+mod init;
+mod modules;
 mod scheduler;
+mod utils;
+
+use crate::init::{logger, start};
 
 const BUILD_ID: &str = env!("BUILD_ID");
 
-fn main() {
+#[tokio::main]
+async fn main() {
     println!("{}", BUILD_ID);
+
+    init::load_env();
+    let _guards = logger::init();
+
+    start().await;
 }