chore(common/nix): drop upstreamed changes

1 files changed, 36 insertions, 0 deletions

diff --git a/os/common/modules/nix.nix b/os/common/modules/nix.nix
new file mode 100644
index 0000000..e04a156
--- /dev/null
+++ b/os/common/modules/nix.nix
@@ -0,0 +1,36 @@
+{
+  config,
+  ...
+}:
+let
+  user = config.global.userdata.name;
+in
+{
+  nix = {
+    gc = {
+      automatic = true;
+      dates = "weekly";
+      options = "--delete-older-than 30d";
+    };
+
+    settings = {
+      auto-optimise-store = true;
+      use-xdg-base-directories = true;
+      trusted-users = [ user ];
+
+      experimental-features = [
+        "flakes"
+        "nix-command"
+      ];
+
+      substituters = [
+        "https://nixbin.sinanmohd.com"
+        "https://nix-community.cachix.org"
+      ];
+      trusted-public-keys = [
+        "nixbin.sinanmohd.com:dXV3KDPVrm+cGJ2M1ZmTeQJqFGaEapqiVoWHgYDh03k="
+        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
+      ];
+    };
+  };
+}