1 files changed, 33 insertions, 0 deletions
diff --git a/modules/shared/nix.nix b/modules/shared/nix.nix
new file mode 100644
index 0000000..2c0aedd
--- /dev/null
+++ b/modules/shared/nix.nix
@@ -0,0 +1,33 @@
+{
+  lib,
+  pkgs,
+  inputs,
+  ...
+}: {
+  nix = {
+    registry =
+      {
+        n.flake = lib.mkDefault inputs.nixpkgs;
+      }
+      // (builtins.mapAttrs (_: flake: {inherit flake;})
+        (lib.filterAttrs (n: _: n != "nixpkgs") inputs));
+
+    settings = {
+      auto-optimise-store = pkgs.stdenv.isLinux;
+      experimental-features = lib.mkDefault ["nix-command" "flakes" "auto-allocate-uids" "repl-flake"];
+
+      trusted-substituters = lib.mkDefault ["https://cache.garnix.io"];
+      trusted-public-keys = lib.mkDefault ["cache.garnix.io:CTFPyKSLcx5RMJKfLo5EEPUObbA78b0YQ2DTCJXqr9g="];
+    };
+
+    gc = {
+      automatic = lib.mkDefault true;
+      options = lib.mkDefault "--delete-older-than 7d";
+    };
+  };
+
+  nixpkgs = {
+    overlays = with inputs; [nur.overlay getchoo.overlays.default self.overlays.default];
+    config.allowUnfree = lib.mkDefault true;
+  };
+}