return status ok on requestCrawl

src/request_crawl.rs

@@ -34,5 +34,7 @@ pub async fn handle_request_crawl(
         }
     });
 
-    Ok(Response::builder().status(200).body(body_empty())?)
+    Ok(Response::builder()
+        .status(200)
+        .body(body_full(r#"{"status":"ok"}"#))?)
 }