Installation

composer require drupal/one_page_crm_api
drush en one_page_crm_api -y

Requires Drupal 10/11 and PHP 8.2+.

Optional: UI submodule

The one_page_crm_api_ui submodule provides test forms for all API endpoints at /admin/config/services/one-page-crm-api/test/....

drush en one_page_crm_api_ui -y

Grant the Test One Page CRM API permission to users who should access the test forms.