Add config

src/config.rs

@@ -0,0 +1,23 @@
+const DEFAULT_ADDRESS: &str = "127.0.0.1";
+const DEFAULT_PORT: u16 = 3000;
+
+#[derive(Debug, Clone)]
+pub struct Config {
+    address: String,
+    port: u16,
+}
+
+impl Default for Config {
+    fn default() -> Self {
+        Self {
+            address: DEFAULT_ADDRESS.to_string(),
+            port: DEFAULT_PORT,
+        }
+    }
+}
+
+impl Config {
+    pub fn bind(&self) -> String {
+        format!("{}:{}", self.address, self.port)
+    }
+}

src/main.rs

@@ -1,12 +1,18 @@
+mod config;
+
+use config::Config;
+
 #[actix_web::main]
 async fn main() -> std::io::Result<()> {
+    let config = Config::default();
+
     env_logger::init_from_env(env_logger::Env::new().default_filter_or("info"));
 
     actix_web::HttpServer::new(|| {
         actix_web::App::new()
             .wrap(actix_web::middleware::Logger::default())
     })
-    .bind("127.0.0.1:3000")?
+    .bind(config.bind())?
     .run()
     .await
 }