Add attic-client module

modules/default.nix

@@ -21,6 +21,7 @@
     ./programs/restic-management
     ./programs/scripts
     ./programs/steam
+    ./services/attic-client
     ./services/attic-server
     ./services/common-x86
     ./services/data-share

modules/services/attic-client/default.nix

@@ -0,0 +1,39 @@
+{
+  config,
+  inputs,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  system = pkgs.system;
+  cfg = config.services.az-attic-client;
+  atticWatcher = pkgs.writeShellScript "attic-watcher" ''
+    ${inputs.attic.packages.${system}.attic-client}/bin/attic watch-store prod
+  '';
+in
+{
+  options = {
+    services.az-attic-client = {
+      enable = lib.mkEnableOption "Enable a service to watch the nix store and upload new paths to attic";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    environment.systemPackages = [ inputs.attic.packages.${system}.attic-client ];
+    # sytemd service
+    systemd.services.az-attic-client = {
+      description = "Watch the nix store and upload new paths to attic";
+      after = [ "network.target" ];
+      wantedBy = [ "multi-user.target" ];
+      serviceConfig = {
+        Type = "simple";
+        ExecStart = "${atticWatcher}";
+        Restart = "always";
+        RestartSec = "5";
+        User = config.az-username;
+        Group = "users";
+      };
+    };
+  };
+}

systems/gwyn/default.nix

@@ -81,6 +81,7 @@
   };
 
   services = {
+    az-attic-client.enable = true;
     az-logs-share.enable = true;
     az-restic-client-desktop.enable = true;
     az-tlp.enable = true;