init with tokio

web/Rust/axum/Cargo.toml

@@ -1,6 +1,27 @@
 [package]
-name = "axum"
+name = "phthonus-axum"
 version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+# server
+axum = "0.7.5"
+tokio = { version = "1.40.0", features = ["full"] }
+tower = "0.5.1"
+tower-http = { version = "0.5.2", features = ["full"] }
+tracing = "0.1.40"
+tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
+# error
+anyhow = "1.0.88"
+thiserror = "1.0.63"
+# tools
+dotenvy = "0.15.7"
+serde = { version = "1.0.210", features = ["derive", "serde_derive"] }
+serde_json = { version = "1.0.128" }
+
+[profile.release]
+lto = true
+panic = "abort"   # Strip expensive panic clean-up logic
+codegen-units = 1 # Compile crates one after another so the compiler can optimize better
+# opt-level = "s"   # Optimize for binary size
+strip = true # Remove debug symbols

web/Rust/axum/src/main.rs

@@ -1,3 +1,12 @@
-fn main() {
-    println!("Hello, world!");
+use dotenvy::dotenv;
+use tracing::info;
+use utils::init_logger;
+
+mod utils;
+
+#[tokio::main]
+async fn main() {
+    dotenv().ok();
+    init_logger();
+    info!("Hello, world!");
 }

web/Rust/axum/src/utils/mod.rs

@@ -0,0 +1,28 @@
+use tracing_subscriber::{fmt, prelude::*, registry, EnvFilter};
+
+/// Initializes the logger for tracing.
+///
+/// This function sets up the necessary layers for tracing using the `tracing_subscriber`
+/// crate. It configures the formatting layer and environment filter based on the value
+/// of the `LIMOS_LOG` environment variable (defaulting to "info" if not set).
+///
+/// # Example
+///
+/// ```rust
+/// use utils::init_logger;
+///
+/// fn test() {
+///     init_logger();
+/// }
+/// ```
+pub fn init_logger() {
+    let formatting_layer = fmt::layer()
+        // .pretty()
+        .with_thread_ids(false)
+        .with_target(false)
+        .with_writer(std::io::stdout);
+
+    let env_layer = EnvFilter::try_from_env("axum").unwrap_or_else(|_| "info".into());
+
+    registry().with(env_layer).with(formatting_layer).init();
+}