generalize common -> oizys and add backups option

hosts/algiz/default.nix

@@ -16,12 +16,11 @@ in {
       "python"
     ];
     docker = enabled;
+    backups = enabled;
   };
 
   environment.systemPackages = with pkgs; [
-    rclone
-
-    (pkgs.writeShellScriptBin "gitea" ''
+    (writeShellScriptBin "gitea" ''
       ssh -p 2222 -o StrictHostKeyChecking=no git@127.0.0.1 "SSH_ORIGINAL_COMMAND=\"$SSH_ORIGINAL_COMMAND\" $0 $@"
     '')
   ];

hosts/othalan/default.nix

@@ -4,14 +4,20 @@
   lib,
   ...
 }: let
-  inherit (lib) enableAttrs;
+  inherit (lib) enabled;
 in {
   imports = with self.nixosModules; [
     restic
   ];
 
-  oizys =
-    {
+  oizys = {
+    desktop = enabled;
+    chrome = enabled;
+    docker = enabled;
+    nix-ld = enabled;
+    vbox = enabled;
+    vpn = enabled;
+    backups = enabled;
     languages = [
       "misc"
       "python"
@@ -19,19 +25,10 @@ in {
       "tex"
       "node"
     ];
-    }
-    // enableAttrs [
-      "chrome"
-      "desktop"
-      "docker"
-      "nix-ld"
-      "vbox"
-      "vpn"
-    ];
+  };
 
   environment.systemPackages = with pkgs; [
     zk
-    rclone
     quarto
   ];
 

lib/default.nix

@@ -30,7 +30,7 @@ in rec {
       system = "x86_64-linux";
       modules =
         [
-          ../modules/common.nix
+          ../modules/oizys.nix
           ../overlays
         ]
         ++ filter

modules/oizys.nix

@@ -2,7 +2,9 @@
   lib,
   self,
   ...
-}: {
+}: let
+  inherit (lib) mkEnableOption;
+in {
   imports = with self.nixosModules; [
     users
     nix
@@ -33,5 +35,5 @@
     nix-ld
   ];
 
-  options.oizys.desktop.enable = lib.mkEnableOption "is desktop";
+  options.oizys.desktop.enable = mkEnableOption "is desktop";
 }

modules/storage/restic.nix

@@ -1,4 +1,16 @@
-{...}: {
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: let
+  inherit (lib) mkEnableOption mkIf;
+  cfg = config.oizys.backups;
+in {
+  options.oizys.backups.enable = mkEnableOption "enable restic/rclone backups";
+  config = mkIf cfg.enable {
+    environment.systemPackages = with pkgs; [rclone];
+
     services.restic.backups.gdrive = {
       # BUG: if .conda/environments.txt doesn't exist then this won't work
       # workaround for now `mkdir ~/.conda && touch ~/.conda/environments.txt`
@@ -24,4 +36,5 @@
         RandomizedDelaySec = "5h";
       };
     };
+  };
 }