[Feature]: 能否像Accio work一样增加一个团队功能，让多个智能体形成一个团队，方便支持多智能体调度

## Summary

[One or two sentences: what do you want and why?]

能否像Accio work一样增加一个团队功能，让多个智能体形成一个团队，方便支持多智能体调度
从体验来看，目前accio work的团队功能简单容易，比较好上手，效果也不错，期待增加类似的功能

## Component(s) Affected

- [ ] Core / Backend (app, agents, config, providers, utils, local_models)
- [ ] Console (frontend web UI)
- [ ] Channels (DingTalk, Feishu, QQ, Discord, iMessage, etc.)
- [ ] Skills
- [ ] CLI
- [ ] Documentation (website)
- [ ] Tests
- [ ] CI/CD
- [ ] Scripts / Deploy

## Problem / Motivation

[What problem does this solve? Who benefits?]

## Proposed Solution

[Describe the feature or change you have in mind. Be as specific as possible.]

## Alternatives Considered

[Any other approaches or workarounds you thought about.]

## Additional Context

[Screenshots, examples, links to docs or similar features elsewhere.]

## Willing to Contribute

- [ ] I am willing to open a PR for this feature (after discussion).