feat: initial server config & Dockerfile

pacman-server/src/main.rs

@@ -1,3 +1,23 @@
-fn main() {
-    println!("Hello, world!");
+use axum::Router;
+
+use crate::config::Config;
+
+mod config;
+
+#[tokio::main]
+async fn main() {
+    // Load environment variables
+    #[cfg(debug_assertions)]
+    dotenvy::from_path(format!("{}.env", env!("CARGO_MANIFEST_DIR"))).ok();
+    #[cfg(not(debug_assertions))]
+    dotenvy::dotenv().ok();
+
+    // Load configuration
+    let config: Config = config::load_config();
+
+    let app = Router::new().fallback(|| async { "Hello, World!" });
+
+    let addr = std::net::SocketAddr::new(config.host, config.port);
+    let listener = tokio::net::TcpListener::bind(addr).await.unwrap();
+    axum::serve(listener, app).await.unwrap();
 }