Added doomemacs to configuration

nixos/modules/emacs/default.nix

@@ -0,0 +1,42 @@
+{
+  config,
+  pkgs,
+  lib,
+  inputs,
+  ...
+}: let
+  emacs = pkgs.emacs;
+in {
+  services.emacs.enable = true;
+  services.emacs.startWithGraphical = true;
+  services.emacs.install = true;
+  services.emacs.package = emacs; #pkgs.emacs-unstable
+
+  environment.systemPackages = with pkgs; [
+    git
+    emacs
+    ripgrep
+    fd
+    coreutils
+    clang
+    (pkgs.writeShellScriptBin "doom-install" ''
+      ${pkgs.git}/bin/git clone --depth 1 https://github.com/doomemacs/doomemacs ~/.emacs.d
+      ${pkgs.git}/bin/git clone https://github.com/KyleKrein/doomemacs.git ~/.doom.d
+      ~/.emacs.d/bin/doom install
+      ~/.emacs.d/bin/doom sync
+      pidof emacs || ${emacs}/bin/emacs --daemon &
+    '')
+    (pkgs.writeShellScriptBin "doom-sync" ''
+      ~/.emacs.d/bin/doom sync
+    '')
+    (pkgs.writeShellScriptBin "doom-upgrade" ''
+      ~/.emacs.d/bin/doom upgrade
+    '')
+    (pkgs.writeShellScriptBin "doom" ''
+      ${emacs}/bin/emacsclient -c
+    '')
+  ];
+  nixpkgs.overlays = [
+    inputs.emacs-overlay.overlays.default
+  ];
+}