feat(darwin): enable home-manager support

Add `home-manager` config for `apavel`
Add some `configuration.nix` options for `apavel-a01`:
    - `FiraCode` nerdfont
    - Basic keyboard config
    - TouchID for `sudo`

nix-darwin/apavel-a01/configuration.nix

@@ -13,6 +13,19 @@
   # Create /etc/zshrc that loads the nix-darwin environment.
   programs.zsh.enable = true;  # default shell on catalina
 
+  # Fonts
+  fonts.fontDir.enable = true;
+  fonts.fonts = with pkgs; [
+    (nerdfonts.override { fonts = [ "FiraCode" ]; })
+  ];
+
+  # Keyboard
+  system.keyboard.enableKeyMapping = true;
+  system.keyboard.remapCapsLockToEscape = true;
+
+  # Add ability to used TouchID for sudo authentication
+  security.pam.enableSudoTouchIdAuth = true;
+
   # Used for backwards compatibility, please read the changelog before changing.
   # > darwin-rebuild changelog
   system.stateVersion = 4;

nix-darwin/apavel-a01/home/apavel.nix

@@ -0,0 +1,62 @@
+{ inputs, lib, config, pkgs, ... }:
+
+{
+  home = {
+    # username = "apavel";
+    # homeDirectory = "/Users/apavel";
+    stateVersion = "22.05";
+  };
+
+  # Let Home Manager install and manage itself.
+  programs.home-manager.enable = true;
+
+  home.packages = with pkgs; [
+    # Dhall
+    dhall
+    dhall-lsp-server
+
+    # Nix
+    rnix-lsp
+    nil
+
+    # Zig
+    zigpkgs.master
+    inputs.zls-overlay.packages.x86_64-darwin.default
+  ];
+
+  nixpkgs = {
+    overlays = [
+      inputs.zig-overlay.overlays.default
+    ];
+
+    config.allowUnfree = true;
+  };
+
+  programs.git = {
+    enable = true;
+    userName = "apavel";
+    userEmail = "apavel@vmware.com";
+    signing = {
+      signByDefault = true;
+      key = "0x52F3E1D376F692C0";
+    };
+  };
+
+  # services.gpg-agent = {
+  #   enable = true;
+  #   defaultCacheTtl = 1800;
+  #   enableSshSupport = true;
+  # };
+
+  # home.file.".stack/config.yaml".text = lib.generators.toYAML {} {
+  #   templates = {
+  #     scm-init = "git";
+  #     params = with config.programs.git; {
+  #       author-name = userName;
+  #       author-email = userEmail;
+  #       github-username = userName;
+  #     };
+  #   };
+  #   nix.enable = true;
+  # };
+}