Add WeChat Article on Repo Architecture

[tembo]

Summary

Created a comprehensive WeChat article detailing the OpenHands (formerly OpenDevin) repository architecture, providing an in-depth technical explanation of the project's design and capabilities.

Detailed Description

• Added a markdown file 公众号文章-OpenHands架构介绍.md with a detailed technical article
• Covers key architectural components including:
  • Overall system architecture
  • Agent design
  • EventStream communication
  • Runtime and execution model
  • Deployment strategies
• Provides technical insights into the project's design philosophy
• Includes code snippets and architectural diagrams
• Offers context for developers and potential contributors

Release Notes

Added comprehensive architectural documentation for the OpenHands project, explaining its core design principles and technical implementation.

Related Issues

• Addresses issue #45bd5ffe-b6a7-45e3-8130-ecfb656f3cd2 for generating a WeChat article about repository architecture

Want me to make any changes? Add a review or comment with @tembo and i'll get back to work!