Function updateSessionLastUsed

frontend/src/components/chat/acp/state.ts:188–200

(
  state: AgentSessionState,
  sessionId: TabId,
)

}

export function updateSessionLastUsed(
  state: AgentSessionState,
  sessionId: TabId,
): AgentSessionState {
  return {
    ...state,
    sessions: state.sessions.map((session) =>
      session.tabId === sessionId
        ? { ...session, lastUsedAt: Date.now() }
        : session,
    ),
  };
}

/**
 * Update the sessionId for the currently selected tab