v0.2.1 New features for evaluation agent + Gemini support

New Release for v0.2.1! We are excited to announce the release of version 0.2.1! This update includes several new features and improvements:

1. **HostAgent Refactor:** We've refactored the HostAgent to enhance its efficiency in managing AppAgents within UFO.
2. **Evaluation Agent:** Introducing an evaluation agent that assesses task completion and provides real-time feedback.
3. **Google Gemini Support:** UFO now supports Google Gemini as the inference engine. Refer to our detailed guide in [README.md](/model_worker/readme.md).
4. **Customized User Agents:** Users can now create customized agents by simply answering a few questions.

What's Changed

• docs: update README.md by @eltociear in #64
• Vyokky/dev by @vyokky in #71
• bug fix by @vyokky in #72
• add evaluation by @ShilinHe in #74
• fix qwen bug by @Mac0q in #75
• Update README.md by @vyokky in #78
• Evaluation agent / xml saving / Blackboard by @vyokky in #77
• Bump requests from 2.31.0 to 2.32.0 by @dependabot in #76
• typo by @Mac0q in #79
• Vyokky/fixbug by @vyokky in #80
• Refactor agent state and workflow by @vyokky in #81
• Vyokky/dev Bug fixed by @vyokky in #82
• Bug fixed by @vyokky in #83
• Customization and Asking questions by @vyokky in #88
• gemini support by @Mac0q in #90
• Vyokky/dev Improve HostAgent and pre-release by @vyokky in #92
• Vyokky/dev by @vyokky in #94
• rm procrssor by @vyokky in #95
• Release 0.2.1 by @vyokky in #93

New Contributors

• @ShilinHe made their first contribution in #74

Full Changelog: v0.1.1...v0.2.1