direnv: added nix-direnv

profiles/host_common.nix

@@ -88,7 +88,6 @@
     systemPackages = with pkgs; [
       bat         # cat clone with syntax highlighting & Git integration
       byobu       # text-based window manager and terminal multiplexer.
-      direnv      # A shell extension that manages your environment
       dnsutils    # Bind DNS utilities
       fd          # A simple, fast and user-friendly alternative to find
       (if config.services.xserver.enable then gitAndTools.gitFull else git) # Distributed version control system

profiles/iohk.nix

@@ -6,6 +6,7 @@
 
   imports = [
     ../profiles/terminal-recording.nix
+    ../profiles/nix-direnv.nix
   ];
 
   nix = {

profiles/nix-direnv.nix

@@ -0,0 +1,29 @@
+# NixOps configuration nix-direnv
+
+{ config, pkgs, lib, ... }:
+
+{
+
+  nix = {
+    extraOptions = ''
+      keep-outputs = true
+      keep-derivations = true
+    '';
+  };
+
+  # Set the environment
+  environment = {
+    systemPackages = with pkgs; [
+      direnv       # A shell extension that manages your environment
+      nix-direnv   # A fast, persistent use_nix implementation for direnv
+    ];
+    pathsToLink = [
+    "/share/nix-direnv"
+    ];
+  };
+
+  nixpkgs.overlays = [
+    (self: super: { nix-direnv = super.nix-direnv.override { enableFlakes = true; }; } )
+  ];
+
+}