Resume timer after pause

scripts/install.sh

@@ -33,9 +33,21 @@ install -o root -g root -m 0644 \
   "$ROOT_DIR/systemd/cleanup-smartcam-data.timer" \
   /etc/systemd/system/cleanup-smartcam-data.timer
 
+install -o root -g root -m 0644 \
+  "$ROOT_DIR/systemd/cleanup-smartcam-data-resume.timer" \
+  /etc/systemd/system/cleanup-smartcam-data-resume.timer
+
 systemctl daemon-reload
 systemctl enable --now cleanup-smartcam-data.timer
 
+# The fast timer is started by the cleanup program only while capture is paused.
+systemctl disable cleanup-smartcam-data-resume.timer 2>/dev/null || true
+if [[ -f /var/lib/cleanup-smartcam-data/capture-paused ]]; then
+  systemctl start cleanup-smartcam-data-resume.timer
+else
+  systemctl stop cleanup-smartcam-data-resume.timer 2>/dev/null || true
+fi
+
 # Remove obsolete installed names only after the new timer is active.
 rm -f \
   /etc/systemd/system/userdata-video-cleanup.timer \
@@ -47,4 +59,5 @@ echo "安装完成。"
 echo "程序: /usr/local/sbin/cleanup-smartcam-data"
 echo "服务: /etc/systemd/system/cleanup-smartcam-data.service"
 echo "定时器: /etc/systemd/system/cleanup-smartcam-data.timer"
+echo "暂停恢复定时器: /etc/systemd/system/cleanup-smartcam-data-resume.timer"
 systemctl --no-pager status cleanup-smartcam-data.timer || true