refactor(dynamic_routing): add info logs to log the grpc request and response (#6962)

crates/external_services/src/grpc_client.rs

@@ -128,3 +128,13 @@ impl<T> AddHeaders for tonic::Request<T> {
         });
     }
 }
+
+#[cfg(feature = "dynamic_routing")]
+pub(crate) fn create_grpc_request<T: Debug>(message: T, headers: GrpcHeaders) -> tonic::Request<T> {
+    let mut request = tonic::Request::new(message);
+    request.add_headers_to_grpc_request(headers);
+
+    logger::info!(dynamic_routing_request=?request);
+
+    request
+}