# ---------------------------------------------------------------------------
# 班级小助手 · 定时备份（systemd timer）
# 由 `classhelper backup schedule daily|weekly` 安装（占位符 __BIN__ / __KEEP__ 由命令替换）
#
# 手工安装：
#   sudo sed -e 's#__BIN__#/usr/local/bin/classhelper#' -e 's#__KEEP__#7#' \
#     deploy/systemd/classhelper-backup.service > /tmp/x.service ...
# 然后 systemctl daemon-reload && systemctl enable --now classhelper-backup.timer
# ---------------------------------------------------------------------------

[Unit]
Description=ClassHelper 定时备份
Documentation=https://github.com/LoveChengke/ClassHelper
After=classhelper.service

[Service]
Type=oneshot
ExecStart=__BIN__ backup --quiet --keep __KEEP__
# 备份失败时不要静默：journalctl -u classhelper-backup 里能看到退出码与原因
StandardOutput=journal
StandardError=journal
SyslogIdentifier=classhelper-backup