The UI-based deleteOrg and deleteUser functions fail due to
form-fetch-action issues. Revert these to API calls while keeping
the working UI-based createRepo/deleteRepo functions.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Accept optional username/password in the login utility so the register
test can use it for the newly-created account instead of duplicating
the sign-in steps.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Use browser-based user actions for test setup and cleanup instead of
direct API/fetch calls, making tests exercise the same code paths as
real users.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
