Function sessionUpdate

desktop/src/features/agents/ui/agentSessionTranscript.test.mjs:237–251

(seq, update, overrides = {})

});

function sessionUpdate(seq, update, overrides = {}) {
  return {
    ...baseEvent,
    ...overrides,
    seq,
    kind: "acp_read",
    payload: {
      method: "session/update",
      params: {
        sessionId: overrides.sessionId ?? baseEvent.sessionId,
        update,
      },
    },
  };
}

function assistantChunk(seq, messageId, text, overrides = {}) {
  return sessionUpdate(