Added C++ language

modules/users/modules/language/cpp.nix

@@ -0,0 +1,54 @@
+{
+  lib,
+  config,
+  pkgs,
+  ...
+}:
+
+with lib;
+let
+  cfg = config.modules.rust;
+in
+{
+  options.modules.cpp = {
+    enable = mkEnableOption "cpp";
+  };
+
+  config = mkIf cfg.enable {
+    # Allow unfree
+    modules.unfree.allowedPackages = [
+      "vscode-extension-ms-vscode-cpptools"
+      # TODO: Remove, it should not be here
+      "android-studio-stable"
+      "android-sdk-cmdline-tools"
+      "android-sdk-tools"
+    ];
+
+    # Gitignore additions
+    modules.git.ignores = [
+      ".ccls-cache"
+    ];
+
+    # Development packages
+    home.packages = with pkgs; [
+      gnumake
+    ];
+
+    # VSCode configuration
+    programs.vscode = {
+      extensions = with pkgs.vscode-extensions; [
+        ms-vscode.cpptools
+        ms-vscode.cmake-tools
+      ];
+
+      userSettings = {
+        # "C_Cpp.clang_format_fallbackStyle" = "{ BasedOnStyle: Google, IndentWidth: 4 }";
+      };
+    };
+
+    # Neovim configuration
+    programs.nixvim = {
+      plugins.lsp.servers.ccls.enable = true;
+    };
+  };
+}