* feat: WIP add customer group endpoints, fix generated type exports from api
* fix: export api types, add `list`method
* fix: export customer groups types from the `medusa-js` package
* fix: cleanup type exports from customer groups api
* feat: add customer group batch methods
* fix: refactor comments
* fix: address PR comments
Co-authored-by: fPolic <frane@medusajs.com>
* update customer service prep
* expand on the update customer groups test case
* add the test case for customer group update
* docs for `groups` prop on update customer endpoint
* refactor, update comments
* expend on integration tests, add customer mock with a group
* refactor to use `customerGroupService.list` method
* update units
* remove `updateCustomerGroups`
* fix rebase conflict
* fix customer seed data, add JoinTable on groups
* group retrieval using the expand param
* fix: use `buildQuery_`
* fix: validation for `groups`, enable `expand`param on update customer endpoint
* fix: remove fileds form the `FilterableCustomerGroupProps`
* fix: spearate body/query validation
Co-authored-by: fPolic <frane@medusajs.com>
* update customer service prep
* expand on the update customer groups test case
* add the test case for customer group update
* docs for `groups` prop on update customer endpoint
* refactor, update comments
* expend on integration tests, add customer mock with a group
* refactor to use `customerGroupService.list` method
* update units
* remove `updateCustomerGroups`
* fix rebase conflict
* fix customer seed data, add JoinTable on groups
* group retrieval using the expand param
* fix: use `buildQuery_`
* fix: validation for `groups`, enable `expand`param on update customer endpoint
* fix: remove fileds form the `FilterableCustomerGroupProps`
* fix: spearate body/query validation
Co-authored-by: fPolic <frane@medusajs.com>