Add all of iogamaster modules

modules/nixos/apps/tools/gnupg/default.nix

@@ -0,0 +1,44 @@
+{
+  options,
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib;
+with lib.frajul; let
+  cfg = config.apps.tools.gnupg;
+in {
+  options.apps.tools.gnupg = with types; {
+    enable = mkBoolOpt false "Enable gnupg";
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = [
+      pkgs.pinentry
+      pkgs.pinentry-curses
+
+      (pkgs.writeShellScriptBin "gpg" ''
+        GNUPGHOME=${config.environment.variables.GNUPGHOME} ${pkgs.gnupg}/bin/gpg $@
+      '')
+    ];
+
+    services.pcscd.enable = true;
+    programs.gnupg.agent = {
+      enable = true;
+      pinentryPackage = pkgs.pinentry-curses;
+      enableSSHSupport = true;
+    };
+
+    home.file.".local/share/gnupg/gpg-agent.conf".source = ./gpg-agent.conf;
+
+    environment.variables = {
+      GNUPGHOME = "$XDG_DATA_HOME/gnupg";
+    };
+
+    home.persist.directories = [
+      ".local/share/gnupg"
+      ".pki"
+    ];
+  };
+}

modules/nixos/apps/tools/gnupg/gpg-agent.conf

@@ -0,0 +1 @@
+pinentry-program /run/current-system/sw/bin/pinentry-curses