hosts/fs-01: add local borgmatic config

hosts/fs-01/default.nix

@@ -18,6 +18,33 @@
 
   syncthingserver.enable = true;
 
+  services.borgmatic = {
+    enable = true;
+    enableConfigCheck = true;
+
+    configurations.local = {
+      source_directories = [ "/mnt/data/syncthing" ];
+      repositories = [
+        {
+          label = "local";
+          path = "";
+        }
+      ];
+      encryption_passphrase = "";
+
+      keep_daily = 7;
+      keep_weekly = 4;
+      keep_monthly = 12;
+      keep_yearly = 3;
+
+      unknown_unencrypted_repo_access_is_ok = false;
+
+      healthchecks = {
+        ping_url = "";
+      };
+    };
+  };
+
   base.userSSHKeys = [
     "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEXuLe99meMiylrJQKz8/WqgHQWA8aJ/IZL+1SAVs8n2 etorres@xenon"
     "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPWS4JI7h2B89m8bFT4CUzNmWViVy74CLDQXdhgxVnBk etorres@radon"