Mnemara v0.10.1 — when asyncio meets a 64 KB pipe buffer

We just shipped Mnemara 0.10.1. It fixes a bug that had been reproducing at a 30–50% rate in a specific workload, and the root cause is the kind of thing every async Python developer should have a mental bookmark for. So this post isn't really a release note — it's a debugging walkthrough. The symptom Calls to the write_memory MCP tool were intermittently failing with stream closed / CLIConnectionError, surfaced from the Anthropic Claude Agent SDK transport layer. The pattern was diagnostic in i