Add backup script and systemd service + timer to run it periodically

dot_local/share/scripts/executable_backup.nu

@@ -0,0 +1,70 @@
+#!/bin/nu
+let-env BORG_REPO = '/run/media/trivernis/Backup'
+let BACKUP_PATHS = [	
+	~/Documents 
+	~/Videos 
+	~/Pictures/ 
+	~/Music 
+	~/.config 
+	~/.zshrc 
+	~/.local 
+  /mnt/Data/Cloud/Nextcloud/ 
+	/mnt/Data/Bilder/ 
+	/mnt/Data/Dokumente/ 
+	/mnt/Data/Filme/ 
+	/mnt/Data/Audio/ 
+	/mnt/Massdata/ 
+	/etc
+]
+
+if (pgrep borg | length) > 0 {
+  echo "Borg is running"
+  exit
+}
+
+borg break-lock
+echo "Creating archive"
+(borg create 
+	--progress
+	--warning
+	--filter AME
+	--compression zstd 
+	--exclude-caches 
+	--exclude '*/.cache' 
+	--exclude '*/Rust/*/target' 
+	--exclude '*/target/debug' 
+	--exclude '*/target/release' 
+	--exclude '*/node_modules' 
+	--exclude '*/massdata.tar.gz' 
+	--exclude '*/dynmap/web/tiles' 
+	--exclude '*/work/*decompile' 
+	--exclude '*/PortableGit*' 
+	--exclude '*.pyc' 
+	--exclude '*/Java/*/build' 
+	--exclude '*/Java/*/out/artifacts' 
+	--exclude '*/Java/*/target' 
+	--exclude '*/Kotlin/*/target' 
+	--exclude '*/Kotlin/*/out' 
+	--exclude '*/Kotlin/*/build' 
+	--exclude '*/.local/share/Steam'
+	--list 
+	--stats 
+	'::{hostname}-{now}' 
+	$BACKUP_PATHS
+)
+echo "Deleting old files"
+(borg prune
+	--progress
+	--list
+	--glob-archives '{hostname}-*'
+	--show-rc
+	--keep-daily 2
+	--keep-weekly 2
+	--keep-monthly 1
+)
+echo "Running check for five minutes"
+(borg check
+	--progress
+	--repository-only
+	--max-duration 300
+)

private_dot_config/systemd/user/backup.service

@@ -0,0 +1,6 @@
+[Unit]
+Description=Does a backup
+
+[Service]
+ExecStart=nu %h/.local/share/scripts/backup.nu
+

private_dot_config/systemd/user/backup.timer

@@ -0,0 +1,9 @@
+[Unit]
+Description=Run daily backups
+
+[Timer]
+OnCalendar=daily
+Persistent=true
+
+[Install]
+WantedBy=timers.target