Description

• Update mflow support in the oumi trainer:
  • Log metrics
  • Re-use existing run if it exists. if not, create and manage a new run

Related issues

Fixes # (issue)

Before submitting

• This PR only changes documentation. (You can ignore the following checks in that case)
• Did you read the contributor guideline Pull Request guidelines?
• Did you link the issue(s) related to this PR in the section above?
• Did you add / update tests where needed?

Reviewers

At least one review from a member of oumi-ai/oumi-staff is required.