Fix refresh loop prune short-circuit

news_mcp/jobs/poller.py

@@ -42,15 +42,9 @@ async def refresh_clusters(topic: str | None = None, limit: int = 80) -> None:
     prev_hash = store.get_feed_hash(feed_key)
     if prev_hash == last_hash:
         logger.info("refresh unchanged feed_key=%s topic=%s", feed_key, topic)
-        prune_result = store.prune_if_due(
-            pruning_enabled=NEWS_PRUNING_ENABLED,
-            retention_days=NEWS_RETENTION_DAYS,
-            interval_hours=NEWS_PRUNE_INTERVAL_HOURS,
-        )
-        logger.info("refresh prune_result=%s", prune_result)
-        return
-    logger.info("refresh changed feed_key=%s topic=%s", feed_key, topic)
-    store.set_feed_hash(feed_key, last_hash)
+    else:
+        logger.info("refresh changed feed_key=%s topic=%s", feed_key, topic)
+        store.set_feed_hash(feed_key, last_hash)
     clustered_by_topic = dedup_and_cluster_articles(articles)
     logger.info("refresh clustered topics=%s", list(clustered_by_topic.keys()))