Filter by hashtags and urls again

src/lib/server/db.ts

@@ -199,6 +199,11 @@ export async function getPosts(since: string | null, limit: number) {
           reject(err);
           return;
         }
+        if (rows.length === 0) {
+          // No need to check for tags
+          resolve([]);
+          return;
+        }
         const postIdsParams = rows.map(() => '?').join(', ');
         db.all(
           `SELECT post_id, tags.url, tags.tag