faster-whisper and piper as plain Function nodes, the mic -> STT -> logic -> TTS -> speaker wiring, the Modules manifest they need (uv pip compile, av<19) and measured sizes, memory and CPU times. Modules docs now say uv pip sync installs no dependencies. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01WgBfkm4rCmtd1T4vHWjEPx