GOLANG tools to deal with AWS
$ DEBUG=true ./query-regions_darwin c5n.18xlarge c5a.24xlarge
v0.0.0
2021/03/13 19:11:51 Empty regions; set: [us-east-2b us-east-2a us-east-2c]
v0.0.0
2021/03/13 19:11:51 Current regions: [us-east-2b us-east-2a us-east-2c]
2021/03/13 19:11:51 New regions: [us-east-2b us-east-2c]
2021/03/13 19:11:51 Intersect regions: [us-east-2b us-east-2c]
us-east-2c