server: use fetched contents of news for search index

server/sql/need-search-summary.sql

@@ -0,0 +1,8 @@
+SELECT
+    p.id,
+    link,
+    clean_summary
+FROM
+    post AS p
+INNER JOIN feed AS f ON p.site = f.slug -- necessary to weed out nzb posts
+WHERE search_summary IS NULL;