From ea9d6b00f35a6c77b472571c08f4c9706af85bb1 Mon Sep 17 00:00:00 2001
From: Roman Lubij <roman.lubij@gmail.com>
Date: Sun, 1 Feb 2026 20:54:56 +0100
Subject: [PATCH] Add weekly home backup

---
 modules/services.nix | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/modules/services.nix b/modules/services.nix
index 0ea19eb..f5be6db 100644
--- a/modules/services.nix
+++ b/modules/services.nix
@@ -84,6 +84,19 @@
       };
     };
 
+    btrbk.instances.localbackup = {
+      onCalendar = "weekly";
+      settings = {
+        snapshot_preserve_min = "3w";
+        target_preserve_min = "6w";
+        volume."/" = {
+          subvolume = "home";
+          target = "/media/data/home-backups";
+          snapshot_dir = "home/.snapshots";
+        };
+      };
+    };
+
     fstrim = {
       enable = true;
       interval = "weekly";