File 001-harden-systemd-unit.patch of Package below

diff --git a/etc/below.service b/etc/below.service
index 0f18e02..c6ed828 100644
--- a/etc/below.service
+++ b/etc/below.service
@@ -18,6 +18,7 @@ After=time-sync.target
 
 [Service]
 LogsDirectory=below
+ProtectSystem=full
 ExecStart=/usr/bin/below record --retain-for-s 604800 --compress
 # Enable backtraces in errors
 Environment=RUST_LIB_BACKTRACE=1