Add cachix

cachix.nix

@@ -0,0 +1,14 @@
+
+# WARN: this file will get overwritten by $ cachix use <name>
+{ pkgs, lib, ... }:
+
+let
+  folder = ./cachix;
+  toImport = name: value: folder + ("/" + name);
+  filterCaches = key: value: value == "regular" && lib.hasSuffix ".nix" key;
+  imports = lib.mapAttrsToList toImport (lib.filterAttrs filterCaches (builtins.readDir folder));
+in {
+  inherit imports;
+  nix.binaryCaches = ["https://cache.nixos.org/"];
+}
+    

cachix/all-hies.nix

@@ -0,0 +1,13 @@
+
+{
+  nix = {
+    binaryCaches = [
+      "https://all-hies.cachix.org"
+    ];
+    binaryCachePublicKeys = [
+      "all-hies.cachix.org-1:JjrzAOEUsD9ZMt8fdFbzo3jNAyEWlPAwdVuHw4RD43k="
+    ];
+    trustedUsers = [ "root" "maralorn" ];
+  };
+}
+    

system/default.nix

@@ -5,6 +5,7 @@ let
 in {
   imports = [
     "${home-manager}/nixos"
+    ../cachix.nix
     ../common
     ./modules/laptop.nix
     ./modules/git.nix