* Add external_id fields to accounts and users tables
Adds external_account_id and external_user_id fields to support
integration with external ATS systems. These fields will map
DocuSeal accounts/users to their corresponding ATS entities.
* Add external ID support to Account and User models
Implements find_or_create_by_external_id methods for both Account
and User models to support automatic provisioning from external
ATS systems. Users now have access tokens for authentication.
* Add external authentication API endpoint
Creates /api/external_auth/get_user_token endpoint for external API systems
to authenticate users and receive access tokens.
* Refactor authentication to support token-based login
Replaces demo user authentication and setup redirect logic with token-based authentication via params, session, or X-Auth-Token header.
Users do not login, they are just authenticated via token.
* Replace authenticate_user! with authenticate_via_token!
Refactored controllers to use authenticate_via_token! instead of authenticate_user! for authentication. Added authenticate_via_token! method to ApiBaseController.
* Update controller authentication and authorization logic
Removed and replaced several before_action and authorization checks in ExportController, SetupController, and TemplateDocumentsController.
* Add external authentication API endpoint
* Add IframeAuthentication concern for AJAX requests in iframe context
* Create shared concern to handle authentication from HTTP referer
* Extracts auth token from referer URL when AJAX requests don't include token
* Supports Vue component requests within iframes
* Remove old user authentication from dashboard controller
* Quick fix for request changes
Now that we have scoped users, we're changing this to compare to the template authot
* rubocop fixes
* Add and update authentication and model specs
Introduces new specs for iframe authentication, account, user, application controller, and external auth API.
* add safe navigation and remove dead method
Ryan Arakawa
Pete Matsyburka
Alex Turchyn