* feat: add --dry-run flag to all commands
* feat: update copy-go with single copy.Replace
* refactor: make Config interface
* chore(config): cleanup unused
* feat: add config demo (1/?)
* chore: better naming for cfg
* refactor: move to pkg config
* refactor: use data for store configs
* refactor: split real and demo config
* feat: make use of dry run flag
Co-authored-by: Tran Hau <ngtranhau@gmail.com>