ref, feat(scheduler) global project refactor, add scheduler

backend/api_server/src/main.rs

@@ -1,7 +1,12 @@
+mod blog;
 mod init;
 mod logger;
+mod server;
 
-fn main() {
+#[tokio::main]
+async fn main() {
     init::load_env();
     let _guards = init::logger_init();
+
+    server::start().await;
 }