#!/usr/bin/env bash
set -euo pipefail
root="${CARD_ROOT:-$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")/.." && pwd)}"; task="${1:?task is required}"
case "$task" in task01_session_lifecycle|task02_windows_and_panes|task03_detach_attach_state) ;; *) exit 2 ;; esac
exec env CARD_ROOT="$root" "$root/src/tasks/$task.sh"