🎯 Trackio integration
Author: qgallouedec
Pull request: yes

# What does this PR do?

```python
from trl import SFTTrainer, SFTConfig
from datasets import load_dataset

trainer = SFTTrainer(
    model="Qwen/Qwen2.5-0.5B",
    args=SFTConfig(report_to="trackio"),
    train_dataset=load_dataset("trl-lib/Capybara", split="train"),
)
trainer.train()
```

<img width="1689" alt="Screenshot 2025-06-13 at 3 16 20 PM" src="https://github.com/user-attachments/assets/c34db895-b0e2-45c7-96ac-1610992fde30" />


## Before submitting
- [ ] This PR fixes a typo or improves the docs (you can dismiss the other checks if that's the case).
- [ ] Did you read the [contributor guideline](https://github.com/huggingface/transformers/blob/main/CONTRIBUTING.md#create-a-pull-request),
      Pull Request section?
- [ ] Was this discussed/approved via a Github issue or the [forum](https://discuss.huggingface.co/)? Please add a link
      to it if that's the case.
- [ ] Did you make sure to update the documentation with your changes? Here are the
      [documentation guidelines](https://github.com/huggingface/transformers/tree/main/docs), and
      [here are tips on formatting docstrings](https://github.com/huggingface/transformers/tree/main/docs#writing-source-documentation).
- [ ] Did you write any new necessary tests?


## Who can review?

Anyone in the community is free to review the PR once the tests have passed. Feel free to tag
members/contributors who may be interested in your PR.

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Models:

- text models: @ArthurZucker
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Library:

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- generate: @zucchini-nlp (visual-language models) or @gante (all others)
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Comments:
The docs for this PR live [here](https://moon-ci-docs.huggingface.co/docs/transformers/pr_38814). All of your documentation changes will be reflected on that endpoint. The docs are available until 30 days after the last update.

@bot /style

Style fix is beginning .... [View the workflow run here](https://github.com/huggingface/transformers/actions/runs/16440896337).

Big thank you! I was about to start on this myself as well. This should nicely propagate to Sentence Transformers as well.

- Tom Aarsen