Dev log #7 Reviving DevNotion: 10,000 Lines, Multi-LLM Support, and the Road to v2.1

**项目简介（2‑3 句话）** Dev log #7 Reviving DevNotion: 10,000 Lines, Multi‑LLM Support, and the Road to v2.1 是一个开源代码库，提供了完整的 10k 行实现以及对多种大语言模型（LLM）的统一调用封装，帮助开发者在不从零搭建模