* Create a `num_items_and_pages` on the `paginator` This method allows us to get both number of items and pages of a paginator with only one database query. * Improve documentation * Create a dedicated struct for items and pages number
* Create a `num_items_and_pages` on the `paginator` This method allows us to get both number of items and pages of a paginator with only one database query. * Improve documentation * Create a dedicated struct for items and pages number