dwelling-upload/init/systemd/dwelling-upload-clean.service

[Unit]
Description=dwelling-upload-clean

[Service]
Type=oneshot
DynamicUser=yes
ExecStart=/usr/bin/dwelling-upload-clean -dir /srv/upload -expiry 36h

ReadOnlyPaths=/
# Set here path to directory where uploads are stored.
ReadWritePaths=/srv/upload
NoExecPaths=/
ExecPaths=/usr/bin/dwelling-upload-clean

AmbientCapabilities=
CapabilityBoundingSet=

LockPersonality=true
MemoryDenyWriteExecute=true
NoNewPrivileges=true
PrivateDevices=true
PrivateTmp=true
PrivateUsers=true
ProcSubset=pid
ProtectClock=true
ProtectControlGroups=true
ProtectHome=true
ProtectHostname=true
ProtectKernelLogs=true
ProtectKernelModules=true
ProtectKernelTunables=true
ProtectProc=noaccess
ProtectSystem=strict
RestrictAddressFamilies=AF_INET AF_INET6 AF_UNIX
RestrictNamespaces=true
RestrictRealtime=true
RestrictSUIDSGID=true
SystemCallArchitectures=native
SystemCallFilter=~@clock
SystemCallFilter=~@cpu-emulation
SystemCallFilter=~@debug
SystemCallFilter=~@module
SystemCallFilter=~@mount
SystemCallFilter=~@obsolete
SystemCallFilter=~@privileged
SystemCallFilter=~@raw-io
SystemCallFilter=~@reboot
SystemCallFilter=~@swap

[Install]
WantedBy=multi-user.target