feat(PM-21741): implement MJML welcome email templates with feature flag support
- Add MJML templates for individual, family, and organization welcome emails
- Track *.hbs artifacts from MJML build
- Implement feature flag for gradual rollout of new email templates
- Update RegisterUserCommand and HandlebarsMailService to support new templates
- Add text versions and sanitization for all welcome emails
- Fetch organization data from database for welcome emails
- Add comprehensive test coverage for registration flow
Co-authored-by: Rui Tomé <108268980+r-tome@users.noreply.github.com>
* fix(prevent-bad-existing-sso-user): [PM-24579] Precent Existing Non Confirmed and Accepted SSO Users - Fixed bad code and added comments.
* test(prevent-bad-existing-sso-user): [PM-24579] Precent Existing Non Confirmed and Accepted SSO Users - Added new test to make sure invited users aren't allowed through at the appropriate time.
* feat(prevent-bad-existing-sso-user): [PM-24579] Precent Existing Non Confirmed and Accepted SSO Users - Added in logic to block existing sso org users who are not in the confirmed or accepted state.
* fix(prevent-bad-existing-sso-user): [PM-24579] Precent Existing Non Confirmed and Accepted SSO Users - Added docs as well as made clear what statuses are permissible.
* test(prevent-bad-existing-sso-user): [PM-24579] Precent Existing Non Confirmed and Accepted SSO Users - Added tests.
