First push

sdkserver/src/services/errors.rs

@@ -0,0 +1,7 @@
+use axum::http::{StatusCode, Uri};
+use axum::response::IntoResponse;
+
+pub async fn not_found(uri: Uri) -> impl IntoResponse {
+    tracing::warn!("unhandled http request: {uri}");
+    StatusCode::NOT_FOUND
+}