add debug

home-sqlpage/sqlpage/link.sql

@@ -1,4 +1,6 @@
 SET url = 'https://shandan.one/normalize?hash=' || sqlpage.url_encode($hash);
 SET api_results = sqlpage.fetch($url);
+SELECT 'debug' AS component;
+SELECT $api_results AS ret;
 SET link = COALESCE('https://shandan.one/'||$tool||'/'||$api_results->>'o', NULL);
 SELECT 'dynamic' AS component, sqlpage.run_sql('sqlpage/Link.sql') AS properties;