feat add axum

server/Cargo.toml

@@ -4,3 +4,5 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
+axum = "0.8.4"
+tracing-subscriber = "0.3.19"

server/src/main.rs

@@ -1,3 +1,4 @@
 fn main() {
+    tracing_subscriber::fmt::init();
     println!("Hello, world!");
 }