Function cleanupTeamDirectories

src/utils/swarm/teamHelpers.ts:641–683

(teamName: string)

 * Called when a swarm session is terminated.
 */
export async function cleanupTeamDirectories(teamName: string): Promise<void> {
  const sanitizedName = sanitizeName(teamName)

  // Read team file to get worktree paths BEFORE deleting the team directory
  const teamFile = readTeamFile(teamName)
  const worktreePaths: string[] = []
  if (teamFile) {
    for (const member of teamFile.members) {
      if (member.worktreePath) {
        worktreePaths.push(member.worktreePath)
      }
    }
  }

  // Clean up worktrees first
  for (const worktreePath of worktreePaths) {
    await destroyWorktree(worktreePath)
  }

  // Clean up team directory (~/.claude/teams/{team-name}/)
  const teamDir = getTeamDir(teamName)
  try {
    await rm(teamDir, { recursive: true, force: true })
    logForDebugging(`[TeammateTool] Cleaned up team directory: ${teamDir}`)
  } catch (error) {
    logForDebugging(
      `[TeammateTool] Failed to clean up team directory ${teamDir}: ${errorMessage(error)}`,
    )
  }

  // Clean up tasks directory (~/.claude/tasks/{taskListId}/)
  // The leader and teammates all store tasks under the sanitized team name.
  const tasksDir = getTasksDir(sanitizedName)
  try {
    await rm(tasksDir, { recursive: true, force: true })
    logForDebugging(`[TeammateTool] Cleaned up tasks directory: ${tasksDir}`)
    notifyTasksUpdated()
  } catch (error) {
    logForDebugging(
      `[TeammateTool] Failed to clean up tasks directory ${tasksDir}: ${errorMessage(error)}`,
    )
  }
}