Guide for creating and integrating Blueprints in DXOS. Use when adding blueprints to plugins, wiring operations as tools, structuring blueprint definitions, or testing with AssistantTestLayer.

Guide for ECHO (DXOS object graph / local-first DB). Use when adding or changing queries, filters, schema types, Ref/DXN handling, Database service layers, EchoClient/space DB access, or React ECHO hooks.

Guide for defining and implementing Operations in DXOS. Use when creating operation definitions, writing handlers, structuring operation modules, using OperationHandlerSet, or migrating from the old FunctionDefinition API.

Regenerate cached LLM responses for tests that use memoized conversations. Use when tests fail with "No memoized conversation found for the given prompt", when fixing or adding memoized-llm tests, or when the user asks to regenerate or update LLM conversation cache.

Test assistant conversations, agents, and blueprints using AssistantTestLayer, Effect/vitest, ECHO types, and memoized LLM fixtures. Use when writing or fixing assistant-toolkit tests, blueprint.operation tests, AiConversation flows, or when CI fails on missing memoized conversations.