feat: bin for combined server and worker

crates/composite-retrieval/src/answer_retrieval.rs

@@ -68,7 +68,6 @@ pub async fn get_answer_with_references(
     let entities = retrieve_entities(surreal_db_client, openai_client, query, user_id).await?;
 
     let entities_json = format_entities_json(&entities);
-    debug!("{:?}", entities_json);
     let user_message = create_user_message(&entities_json, query);
 
     let request = create_chat_request(user_message)?;