docs: tighten agent execution contracts

This commit is contained in:
Tianyi Cui
2026-07-19 11:58:55 +08:00
parent cfe9b9617d
commit 9912918a48
12 changed files with 41 additions and 87 deletions

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@@ -50,9 +50,7 @@ The concrete `Agent` class, its `Inbox`, `runLoop`, and instance-bound publicati
### Loop lifecycle (`loop.ts`)
The driver owns one agent for its lifetime and runs inside `ctx.agentExecution.run({ agent }, ...)`, so process-local asynchronous continuations can recover the initiating Agent. Creation, persistence load, and unpublished setup stay outside the child boundary; explicit Agent fields remain authoritative at service, worker, process, persistence, and wire boundaries. The [execution-context package](../agent-execution/README.md) owns propagation and detached-work rules.
The loop records turn, step, request, stream, and tool boundaries in the session log; live extension events coordinate policy around those durable facts. The [architecture turn flow](../../../docs/architecture.md#turn-flow) and generated [event catalog](../../../docs/cordis-catalog/events.md) are the authoritative sequence and signatures.
The driver owns one agent for its lifetime and runs inside `ctx.agentExecution.run({ agent }, ...)`, so process-local asynchronous continuations can recover the initiating Agent. Creation, persistence load, and unpublished setup stay outside the driver boundary; explicit Agent fields remain authoritative at service, worker, process, persistence, and wire boundaries. The [execution-context package](../agent-execution/README.md) owns propagation, teardown, and detached-work rules.
Every provider call that reaches a successful finish appends exactly one `assistant/message` completion anchor, including content-less calls and `max-tokens` finishes. A successful `agent/step-result` stores its transformed content; a rejected result records empty content before the original failure continues. The anchor retains exact chunk provenance (`[]` for a stream with no chunks) and usage when available, while empty content stays out of derived message history.