This function is for migrating the shop from dev enviroment to production enviroment. Here is the detail instruction of copying the whole shop.

1. Export out the whole shop .json file in source environment, for example, in dev https://heradmin-dev.hishk.com/
2. Log in into the dest environment, for example, https://admin.hisher.hk/
3. Import the json file to load all data into the database.
4. Go to AWS S3, copy over the shop bucket from source env to dest env.