Queue buildings for upgrading

Idea: add the ability to put buildings in queue to be upgraded.

For example, when two builders are building at the same time, the first builder to finish their building would start on the next building in queue. Thanks

5 posts were merged into an existing topic: Building upgrades in queue

2 posts were merged into an existing topic: Building upgrades in queue

Please add your votes to this thread, which has the same idea: