[Unit]
Description=Remove Bluetooth cache entries older than one week

[Service]
Type=oneshot
ExecStart=/bin/sh -c 'find /var/lib/bluetooth/*/cache -mindepth 1 -type f -atime +7 -delete'
PrivateDevices=yes
PrivateNetwork=yes
PrivateUsers=no
ProtectKernelTunables=yes
ProtectKernelModules=yes
ProtectControlGroups=yes
MemoryDenyWriteExecute=yes
SystemCallFilter=@default @file-system @basic-io @system-service