Function updateAgentProgress

src/tasks/LocalAgentTask/LocalAgentTask.tsx:339–353

(taskId: string, progress: AgentProgress, setAppState: SetAppState)

 * results are not clobbered by progress updates from assistant messages.
 */
export function updateAgentProgress(taskId: string, progress: AgentProgress, setAppState: SetAppState): void {
  updateTaskState<LocalAgentTaskState>(taskId, setAppState, task => {
    if (task.status !== 'running') {
      return task;
    }
    const existingSummary = task.progress?.summary;
    return {
      ...task,
      progress: existingSummary ? {
        ...progress,
        summary: existingSummary
      } : progress
    };
  });
}

/**
 * Update the background summary for an agent task.