Engineering notebook
Software-engineering writing by David Sáenz — MCP and developer tooling, the things I'm building, and the occasional deep dive into the layers underneath.
mcp-rune derives tools, prompts, auth and interactive UI from one model definition. Here is the framework — and engineer-mcp, a real integration that lets Claude analyze your learning, as proof.
A code-level tour of engineer-mcp — the real model declarations, the polymorphic tool surface, chat-vs-agent profiles, domain workflows, and the pgvector retrieval behind the analysis.
