Gitlab Duo provider does not discover `duo-workflow` (Agentic Platform) models

[thomwiggers]

Description

Because a token is not passed through to the discoverWorkflows call, the git-repo-specific workflow discovery does not fire correctly.

See #37104

Plugins

No response

OpenCode version

dev

Steps to reproduce

1. env GITLAB_TOKEN= GITLAB_INSTANCE_URL= opencode
2. Try to find Agentic Platform models
3. Fail to find them

Screenshot and/or share link

No response

Operating System

MacOS 26.5.1

Terminal

Ghostty

[github-actions]

This issue might be a duplicate of existing issues. Please check:

• Gitlab Duo models are not being used #28970: GitLab Duo models not being used / model discovery issues with the GitLab Duo provider

If it covers a distinct bug (missing token in discoverWorkflows), please clarify how it differs from #28970 so maintainers can track them separately.