fix(nextup): include completed or partially watched items in NextUp query

internal/catalog/nextup_repo.go

@@ -199,6 +199,7 @@ func buildListNextUpQuery(q NextUpQuery, limit int) (string, []interface{}) {
 				  WHERE uwp2.user_id = $1
 				    AND uwp2.profile_id = $2
 				    AND uwp2.media_item_id = e2.content_id
+				    AND (uwp2.completed = TRUE OR uwp2.position_seconds > 0)
 			  )
 			ORDER BY e2.season_number, e2.episode_number
 			LIMIT 1

internal/catalog/nextup_repo_test.go

@@ -20,6 +20,7 @@ func TestBuildListNextUpQuery_PrefersRecentCompletedOverOlderPartialProgress(t *
 		"uwp_ip.updated_at > ce.updated_at",
 		"FROM user_history_hidden_items hhi",
 		"uwp.updated_at <= hhi.hidden_before",
+		"AND (uwp2.completed = TRUE OR uwp2.position_seconds > 0)",
 		"ORDER BY e.series_id, uwp.updated_at DESC, e.season_number DESC, e.episode_number DESC",
 		"LIMIT $3",
 	}