LLaySoftware Academy
Rust Web Backend

Building an HTTP API

Intermediate·22 min read
rust
use axum::{routing::get, Router};

async fn health() -> &'static str {
    "ok"
}

let app = Router::new().route("/health", get(health));
  • Keep handlers thin.
  • Move domain rules into testable services.
  • Validate request bodies before business logic.
  • Return meaningful HTTP errors.
Lesson complete?Use the next lesson to continue the learning path.