add: access control allow origin

src/main.rs

@@ -1,8 +1,13 @@
 #![doc = include_str!("../README.md")]
-use axum::{Router, routing::get_service};
+use axum::{
+    Router,
+    http::{HeaderValue, header::ACCESS_CONTROL_ALLOW_ORIGIN},
+    routing::get_service,
+};
 use std::{env::var, net::SocketAddr};
 use tower_http::{
     catch_panic::CatchPanicLayer,
+    set_header::SetResponseHeaderLayer,
     trace::{self, TraceLayer},
 };
 use tracing::{Level, info};
@@ -34,6 +39,10 @@ async fn main() {
                 .make_span_with(trace::DefaultMakeSpan::new().level(Level::INFO))
                 .on_response(trace::DefaultOnResponse::new().level(Level::INFO)),
         )
+        .layer(SetResponseHeaderLayer::overriding(
+            ACCESS_CONTROL_ALLOW_ORIGIN,
+            HeaderValue::from_static("*"),
+        ))
         .layer(CatchPanicLayer::new());
 
     // ...