@@ -70,6 +70,26 @@ ExecStart = "/bin/sh /etc/nixos/update-ip ${config.age.secrets.dyndns.path}";
     };
   };
 
+  systemd.services.backup-golink = {
+    enable = true;
+    startAt = "daily";
+    description = "Export short links from golink";
+    path = with pkgs; [ curl gitMinimal ];
+    script = ''
+      [ -d golink ] || git init --quiet golink --initial-branch=main --shared=world
+      git config --global user.email linde@alanpearce.eu
+      cd golink
+      curl https://go.${ts_domain}/.export > links.json
+      git add links.json
+      git commit -m $(date +%F)
+    '';
+    serviceConfig = {
+      Type = "oneshot";
+      User = "linde";
+      WorkingDirectory = config.users.users.linde.home;
+    };
+  };
+
   services.journald.extraConfig = ''
     MaxRetentionSec=1 month
   '';
@@ -626,6 +646,7 @@ description = "Backup user for system 'linde'";
       isSystemUser = true;
       shell = "/bin/sh";
       home = "/srv/backup/linde";
+      homeMode = "755";
       createHome = true;
       packages = with pkgs; [ rdiff-backup ];
       openssh.authorizedKeys.keys = [