nixos/security.cyber-toolnix: add module

This module is used to install pentesting tools based on the chosen role. Options are:
* `blue` (Blue Teamer),
* `bugbounty` (Bug Bounty Hunter),
* `cracker` (Cracker Specialist),
* `dos` (DoS Tester),
* `forensic` (Forensic Specialist),
* `malware` (Malware Analyst),
* `mobile` (Mobile Specialist),
* `network` (Network Specialist),
* `osint` (OSINT Specialist),
* `red` (Red Teamer),
* `student` (Student),
* `web` (Web Pentester)

nixos/modules/security/cyber-toolnix/default.nix

@@ -0,0 +1,52 @@
+{ lib, config, pkgs, ... }:
+
+with lib;
+
+let
+  roles = {
+    blue      = import ./roles/blue.nix { inherit pkgs; };
+    bugbounty = import ./roles/bugbounty.nix { inherit pkgs; };
+    cracker   = import ./roles/cracker.nix { inherit pkgs; };
+    dos       = import ./roles/dos.nix { inherit pkgs; };
+    forensic  = import ./roles/forensic.nix { inherit pkgs; };
+    malware   = import ./roles/malware.nix { inherit pkgs; };
+    mobile    = import ./roles/mobile.nix { inherit pkgs; };
+    network   = import ./roles/network.nix { inherit pkgs; };
+    osint     = import ./roles/osint.nix { inherit pkgs; };
+    red       = import ./roles/red.nix { inherit pkgs; };
+    student   = import ./roles/student.nix { inherit pkgs; };
+    web       = import ./roles/web.nix { inherit pkgs; };
+  };
+in {
+  options.cyber-toolnix = {
+    enable = mkOption {
+      type = types.bool;
+      default = false;
+      description = "Enable the cyber-toolnix module to install cyber security tools based on role.";
+    };
+
+    role = mkOption {
+      type = types.enum [
+        "blue"
+        "bugbounty"
+        "cracker"
+        "dos"
+        "forensic"
+        "malware"
+        "mobile"
+        "network"
+        "osint"
+        "red"
+        "student"
+        "web"
+      ];
+      default = "student";
+      description = "Cyber role to determine which set of tools to install. Options are 'blue', 'bugbounty', 'cracker', 'dos', 'forensic', 'malware', 'mobile', 'network', 'osint', 'red', 'student' or 'web'.";
+      example = "student";
+    };
+  };
+
+  config = mkIf config.cyber-toolnix.enable {
+    environment.systemPackages = builtins.getAttr config.cyber-toolnix.role roles;
+  };
+}