chore: backup infrastructure configurations [skip ci]

nomad_backup/cleanup-litefs-all.hcl

@@ -0,0 +1,25 @@
+job "cleanup-litefs-all" {
+  datacenters = ["dc1"]
+  type        = "batch"
+
+  group "cleanup" {
+    count = 4
+    constraint {
+      attribute = "${attr.unique.hostname}"
+      operator  = "regexp"
+      value     = "odroid6|odroid7|odroid8|opti1"
+    }
+
+    task "clean" {
+      driver = "docker"
+      config {
+        image = "busybox"
+        volumes = [
+          "/mnt/configs/navidrome_litefs:/mnt/data"
+        ]
+        command = "sh"
+        args    = ["-c", "rm -rf /mnt/data/* && echo \"Cleaned $(hostname)\""]
+      }
+    }
+  }
+}