https://manuelblinkert.com/blog Deep technical notes on reliable AI products, LLM systems, and backend architecture. en https://manuelblinkert.com/blog/beyond-chat-history-ai-native-second-brain https://manuelblinkert.com/blog/beyond-chat-history-ai-native-second-brain How I combined Obsidian, GitHub, explicit operating rules, and MCP to create a durable knowledge system that AI assistants can maintain. Tue, 28 Jul 2026 00:00:00 GMT