🗺️ Think like a software architect, not just a coder — 21 architecture maps (incl. AI gateway, RAG, agents, inference serving, vector DB) + a language-agnostic system-design tutorial. Every template links to real open-source prototypes. 中英文双语。

A bilingual open-source knowledge base focused on system architecture patterns and design thinking, featuring 9 tutorial chapters on architectural decision-making and 25 real-world system templates ranging from e-commerce to AI chat products.