Implement factory in main database, close #80

rc_core/src/data/crf.rs

@@ -149,8 +149,8 @@ impl std::convert::From<oj_rc_factory::VehicleQueryInfo> for ItemResult {
             combat_rating: value.combat_rating,
             cpu: value.cpu as i32,
             total_robot_ranking: value.total_robot_ranking as i32,
-            //expiry_date: ticks_from_now(&value.expiry_date),
-            expiry_date: i32::MAX as _,
+            expiry_date: ticks_from_now(&value.expiry_date),
+            //expiry_date: i32::MAX as _,
             buyable: value.buyable,
             added_by: value.added_by,
             added_by_display_name: value.added_by_display_name,