Model Context Protocol server for the Matcher reconciliation engine

Vitest-native testing for Model Context Protocol (MCP) servers - matchers, snapshots, interaction doubles, and real external servers, on both SDK majors.

Enables agents to store LLM query-response pairs and retrieve them via fuzzy cosine similarity matching, reducing duplicate inference calls; it exposes tools for setting cache entries, semantic lookup, and hit-rate statistics.

Evidence-based acupuncture protocol matcher – search symptoms, match protocols, browse acupoints.